Thank you -- but another failure 
Here's what i did:
Here's what happened [it began well, correctly NOT now asking me about those drivers & updates], but eventually:
Getting weary...
PS -- this latest VM attempt was again with separate partitions for /, /opt, swap & /home; with bootloader installed to /sda, & with /home encrypted.
Here's what i did:
Code:
maui@maui:~$ sudo apt-get update
Ign:1 cdrom://Maui - Release amd64 (20160907) xenial InRelease
Hit:2 cdrom://Maui - Release amd64 (20160907) xenial Release
Get:4 http://security.ubuntu.com/ubuntu xenial-security InRelease [102 kB]
Hit:5 http://archive.ubuntu.com/ubuntu xenial InRelease
Get:6 http://ppa.launchpad.net/plasmazilla/releases/ubuntu xenial InRelease [18.1 kB]
Get:7 http://archive.canonical.com/ubuntu xenial InRelease [11.5 kB]
Get:8 http://archive.ubuntu.com/ubuntu xenial-updates InRelease [102 kB]
Get:9 http://archive.canonical.com/ubuntu xenial/partner amd64 Packages [2,708 B]
Hit:10 http://ppa.launchpad.net/ubuntu-wine/ppa/ubuntu xenial InRelease
Get:11 http://ds9-maui.s3-website.eu-central-1.amazonaws.com/maui-2 xenial InRelease [6,473 B]
Get:12 http://archive.canonical.com/ubuntu xenial/partner i386 Packages [3,016 B]
Get:13 http://ppa.launchpad.net/plasmazilla/releases/ubuntu xenial/main amd64 Packages [23.1 kB]
Hit:14 http://ds9-maui.s3-website.eu-central-1.amazonaws.com/maui-2-packages xenial InRelease
Get:15 http://ppa.launchpad.net/plasmazilla/releases/ubuntu xenial/main i386 Packages [23.1 kB]
Get:16 http://ds9-maui.s3-website.eu-central-1.amazonaws.com/maui-2 xenial/main amd64 Packages [22.3 kB]
Get:17 http://security.ubuntu.com/ubuntu xenial-security/main amd64 Packages [177 kB]
Get:18 http://ds9-maui.s3-website.eu-central-1.amazonaws.com/maui-2 xenial/main i386 Packages [20.0 kB]
Get:19 http://security.ubuntu.com/ubuntu xenial-security/main i386 Packages [172 kB]
Get:20 http://archive.ubuntu.com/ubuntu xenial-updates/main amd64 Packages [426 kB]
Get:21 http://security.ubuntu.com/ubuntu xenial-security/main amd64 DEP-11 Metadata [67.0 kB]
Get:22 http://security.ubuntu.com/ubuntu xenial-security/main DEP-11 64x64 Icons [38.3 kB]
Get:23 http://security.ubuntu.com/ubuntu xenial-security/restricted amd64 Packages [6,576 B]
Get:24 http://security.ubuntu.com/ubuntu xenial-security/restricted i386 Packages [6,528 B]
Get:25 http://security.ubuntu.com/ubuntu xenial-security/restricted amd64 DEP-11 Metadata [200 B]
Get:26 http://security.ubuntu.com/ubuntu xenial-security/universe amd64 Packages [62.5 kB]
Get:27 http://security.ubuntu.com/ubuntu xenial-security/universe i386 Packages [60.3 kB]
Get:28 http://security.ubuntu.com/ubuntu xenial-security/universe amd64 DEP-11 Metadata [19.4 kB]
Get:29 http://security.ubuntu.com/ubuntu xenial-security/universe DEP-11 64x64 Icons [25.6 kB]
Get:30 http://security.ubuntu.com/ubuntu xenial-security/multiverse amd64 Packages [2,764 B]
Get:31 http://security.ubuntu.com/ubuntu xenial-security/multiverse i386 Packages [2,928 B]
Get:32 http://security.ubuntu.com/ubuntu xenial-security/multiverse amd64 DEP-11 Metadata [212 B]
Get:33 http://security.ubuntu.com/ubuntu xenial-security/multiverse DEP-11 64x64 Icons [29 B]
Get:34 http://archive.ubuntu.com/ubuntu xenial-updates/main i386 Packages [420 kB]
Get:35 http://archive.ubuntu.com/ubuntu xenial-updates/main amd64 DEP-11 Metadata [293 kB]
Get:36 http://archive.ubuntu.com/ubuntu xenial-updates/main DEP-11 64x64 Icons [182 kB]
Get:37 http://archive.ubuntu.com/ubuntu xenial-updates/restricted amd64 Packages [6,576 B]
Get:38 http://archive.ubuntu.com/ubuntu xenial-updates/restricted i386 Packages [6,528 B]
Get:39 http://archive.ubuntu.com/ubuntu xenial-updates/universe amd64 Packages [365 kB]
Get:40 http://archive.ubuntu.com/ubuntu xenial-updates/universe i386 Packages [362 kB]
Get:41 http://archive.ubuntu.com/ubuntu xenial-updates/universe amd64 DEP-11 Metadata [119 kB]
Get:42 http://archive.ubuntu.com/ubuntu xenial-updates/universe DEP-11 64x64 Icons [137 kB]
Get:43 http://archive.ubuntu.com/ubuntu xenial-updates/multiverse amd64 Packages [7,384 B]
Get:44 http://archive.ubuntu.com/ubuntu xenial-updates/multiverse i386 Packages [6,172 B]
Get:45 http://archive.ubuntu.com/ubuntu xenial-updates/multiverse amd64 DEP-11 Metadata [2,516 B]
Get:46 http://archive.ubuntu.com/ubuntu xenial-updates/multiverse DEP-11 64x64 Icons [7,765 B]
Fetched 3,317 kB in 17s (187 kB/s)
Reading package lists... Done
maui@maui:~$ sudo apt-get install ubiquity=2.21.63.1+p16.04+git20160923.1840 ubiquity-slideshow-maui ubiquity-frontend-kde=2.21.63.1+p16.04+git20160923.1840 ubiquity-ubuntu-artwork=2.21.63.1+p16.04+git20160923.1840
Reading package lists... Done
Building dependency tree
Reading state information... Done
The following additional packages will be installed:
apt-clone archdetect-deb dmeventd dmraid dpkg-repack kpartx kpartx-boot
libdebian-installer4 libdevmapper-event1.02.1 libdmraid1.0.0.rc16 liblvm2app2.2
liblvm2cmd2.02 lvm2 python3-icu python3-pam rdate ubiquity-casper
Suggested packages:
thin-provisioning-tools python3-pam-dbg
The following packages will be REMOVED:
ubiquity-slideshow-netrunner
The following NEW packages will be installed:
apt-clone archdetect-deb dmeventd dmraid dpkg-repack kpartx kpartx-boot
libdebian-installer4 libdevmapper-event1.02.1 libdmraid1.0.0.rc16 liblvm2app2.2
liblvm2cmd2.02 lvm2 python3-icu python3-pam rdate ubiquity ubiquity-casper
ubiquity-frontend-kde ubiquity-slideshow-maui ubiquity-ubuntu-artwork
0 upgraded, 21 newly installed, 1 to remove and 125 not upgraded.
Need to get 10.6 MB of archives.
After this operation, 26.2 MB of additional disk space will be used.
Do you want to continue? [Y/n]
Get:1 http://archive.ubuntu.com/ubuntu xenial-updates/main amd64 libdebian-installer4 amd64 0.102ubuntu1.1 [21.8 kB]
Get:2 http://ds9-maui.s3-website.eu-central-1.amazonaws.com/maui-2 xenial/main amd64 ubiquity-frontend-kde all 2.21.63.1+p16.04+git20160923.1840 [257 kB]
Get:3 http://archive.ubuntu.com/ubuntu xenial-updates/main amd64 archdetect-deb amd64 1.117ubuntu2.1 [5,854 B]
Get:4 http://archive.ubuntu.com/ubuntu xenial/main amd64 libdevmapper-event1.02.1 amd64 2:1.02.110-1ubuntu10 [12.2 kB]
Get:5 http://archive.ubuntu.com/ubuntu xenial/main amd64 liblvm2cmd2.02 amd64 2.02.133-1ubuntu10 [518 kB]
Get:6 http://archive.ubuntu.com/ubuntu xenial/main amd64 dmeventd amd64 2:1.02.110-1ubuntu10 [31.3 kB]
Get:7 http://archive.ubuntu.com/ubuntu xenial/main amd64 libdmraid1.0.0.rc16 amd64 1.0.0.rc16-4.2ubuntu3 [84.8 kB]
Get:8 http://archive.ubuntu.com/ubuntu xenial-updates/main amd64 kpartx amd64 0.5.0+git1.656f8865-5ubuntu2.3 [24.8 kB]
Get:9 http://archive.ubuntu.com/ubuntu xenial-updates/main amd64 kpartx-boot all 0.5.0+git1.656f8865-5ubuntu2.3 [2,152 B]
Get:10 http://archive.ubuntu.com/ubuntu xenial/main amd64 dmraid amd64 1.0.0.rc16-4.2ubuntu3 [22.9 kB]
Get:11 http://archive.ubuntu.com/ubuntu xenial/main amd64 dpkg-repack all 1.41 [9,460 B]
Get:12 http://archive.ubuntu.com/ubuntu xenial/main amd64 liblvm2app2.2 amd64 2.02.133-1ubuntu10 [392 kB]
Get:13 http://archive.ubuntu.com/ubuntu xenial/main amd64 lvm2 amd64 2.02.133-1ubuntu10 [731 kB]
Get:14 http://ds9-maui.s3-website.eu-central-1.amazonaws.com/maui-2 xenial/main amd64 ubiquity-ubuntu-artwork all 2.21.63.1+p16.04+git20160923.1840 [692 kB]
Get:15 http://archive.ubuntu.com/ubuntu xenial/main amd64 python3-icu amd64 1.9.2-2build1 [177 kB]
Get:16 http://archive.ubuntu.com/ubuntu xenial/main amd64 python3-pam amd64 0.4.2-13.2ubuntu2 [9,154 B]
Get:17 http://archive.ubuntu.com/ubuntu xenial/main amd64 rdate amd64 1:1.2-6 [14.2 kB]
Get:18 http://archive.ubuntu.com/ubuntu xenial-updates/main amd64 ubiquity-casper all 1.376.2 [6,854 B]
Get:19 http://archive.ubuntu.com/ubuntu xenial/main amd64 apt-clone all 0.4.1ubuntu1 [12.8 kB]
Get:20 http://ds9-maui.s3-website.eu-central-1.amazonaws.com/maui-2 xenial/main amd64 ubiquity amd64 2.21.63.1+p16.04+git20160923.1840 [5,691 kB]
Get:21 http://ds9-maui.s3-website.eu-central-1.amazonaws.com/maui-2 xenial/main amd64 ubiquity-slideshow-maui all 69.5 [1,918 kB]
Fetched 10.6 MB in 17s (595 kB/s)
Preconfiguring packages ...
(Reading database ... 245070 files and directories currently installed.)
Removing ubiquity-slideshow-netrunner (70.4) ...
Selecting previously unselected package libdebian-installer4:amd64.
(Reading database ... 245028 files and directories currently installed.)
Preparing to unpack .../libdebian-installer4_0.102ubuntu1.1_amd64.deb ...
Unpacking libdebian-installer4:amd64 (0.102ubuntu1.1) ...
Selecting previously unselected package archdetect-deb.
Preparing to unpack .../archdetect-deb_1.117ubuntu2.1_amd64.deb ...
Unpacking archdetect-deb (1.117ubuntu2.1) ...
Selecting previously unselected package libdevmapper-event1.02.1:amd64.
Preparing to unpack .../libdevmapper-event1.02.1_2%3a1.02.110-1ubuntu10_amd64.deb ...
Unpacking libdevmapper-event1.02.1:amd64 (2:1.02.110-1ubuntu10) ...
Selecting previously unselected package liblvm2cmd2.02:amd64.
Preparing to unpack .../liblvm2cmd2.02_2.02.133-1ubuntu10_amd64.deb ...
Unpacking liblvm2cmd2.02:amd64 (2.02.133-1ubuntu10) ...
Selecting previously unselected package dmeventd.
Preparing to unpack .../dmeventd_2%3a1.02.110-1ubuntu10_amd64.deb ...
Unpacking dmeventd (2:1.02.110-1ubuntu10) ...
Selecting previously unselected package libdmraid1.0.0.rc16.
Preparing to unpack .../libdmraid1.0.0.rc16_1.0.0.rc16-4.2ubuntu3_amd64.deb ...
Unpacking libdmraid1.0.0.rc16 (1.0.0.rc16-4.2ubuntu3) ...
Selecting previously unselected package kpartx.
Preparing to unpack .../kpartx_0.5.0+git1.656f8865-5ubuntu2.3_amd64.deb ...
Unpacking kpartx (0.5.0+git1.656f8865-5ubuntu2.3) ...
Selecting previously unselected package kpartx-boot.
Preparing to unpack .../kpartx-boot_0.5.0+git1.656f8865-5ubuntu2.3_all.deb ...
Unpacking kpartx-boot (0.5.0+git1.656f8865-5ubuntu2.3) ...
Selecting previously unselected package dmraid.
Preparing to unpack .../dmraid_1.0.0.rc16-4.2ubuntu3_amd64.deb ...
Unpacking dmraid (1.0.0.rc16-4.2ubuntu3) ...
Selecting previously unselected package dpkg-repack.
Preparing to unpack .../dpkg-repack_1.41_all.deb ...
Unpacking dpkg-repack (1.41) ...
Selecting previously unselected package liblvm2app2.2:amd64.
Preparing to unpack .../liblvm2app2.2_2.02.133-1ubuntu10_amd64.deb ...
Unpacking liblvm2app2.2:amd64 (2.02.133-1ubuntu10) ...
Selecting previously unselected package lvm2.
Preparing to unpack .../lvm2_2.02.133-1ubuntu10_amd64.deb ...
Unpacking lvm2 (2.02.133-1ubuntu10) ...
Selecting previously unselected package python3-icu.
Preparing to unpack .../python3-icu_1.9.2-2build1_amd64.deb ...
Unpacking python3-icu (1.9.2-2build1) ...
Selecting previously unselected package python3-pam.
Preparing to unpack .../python3-pam_0.4.2-13.2ubuntu2_amd64.deb ...
Unpacking python3-pam (0.4.2-13.2ubuntu2) ...
Selecting previously unselected package rdate.
Preparing to unpack .../rdate_1%3a1.2-6_amd64.deb ...
Unpacking rdate (1:1.2-6) ...
Selecting previously unselected package ubiquity-frontend-kde.
Preparing to unpack .../ubiquity-frontend-kde_2.21.63.1+p16.04+git20160923.1840_all.deb ...
Unpacking ubiquity-frontend-kde (2.21.63.1+p16.04+git20160923.1840) ...
Selecting previously unselected package ubiquity-ubuntu-artwork.
Preparing to unpack .../ubiquity-ubuntu-artwork_2.21.63.1+p16.04+git20160923.1840_all.deb ...
Unpacking ubiquity-ubuntu-artwork (2.21.63.1+p16.04+git20160923.1840) ...
Selecting previously unselected package ubiquity-casper.
Preparing to unpack .../ubiquity-casper_1.376.2_all.deb ...
Unpacking ubiquity-casper (1.376.2) ...
Selecting previously unselected package apt-clone.
Preparing to unpack .../apt-clone_0.4.1ubuntu1_all.deb ...
Unpacking apt-clone (0.4.1ubuntu1) ...
Selecting previously unselected package ubiquity.
Preparing to unpack .../ubiquity_2.21.63.1+p16.04+git20160923.1840_amd64.deb ...
Unpacking ubiquity (2.21.63.1+p16.04+git20160923.1840) ...
Selecting previously unselected package ubiquity-slideshow-maui.
Preparing to unpack .../ubiquity-slideshow-maui_69.5_all.deb ...
Unpacking ubiquity-slideshow-maui (69.5) ...
Processing triggers for libc-bin (2.23-0ubuntu4) ...
Processing triggers for man-db (2.7.5-1) ...
Processing triggers for systemd (229-4ubuntu11) ...
Processing triggers for ureadahead (0.100.0-19) ...
Processing triggers for desktop-file-utils (0.22-1ubuntu5) ...
Processing triggers for mime-support (3.59ubuntu1) ...
Processing triggers for hicolor-icon-theme (0.15-0ubuntu1) ...
Setting up libdebian-installer4:amd64 (0.102ubuntu1.1) ...
Setting up archdetect-deb (1.117ubuntu2.1) ...
Setting up libdevmapper-event1.02.1:amd64 (2:1.02.110-1ubuntu10) ...
Setting up libdmraid1.0.0.rc16 (1.0.0.rc16-4.2ubuntu3) ...
Setting up kpartx (0.5.0+git1.656f8865-5ubuntu2.3) ...
Setting up kpartx-boot (0.5.0+git1.656f8865-5ubuntu2.3) ...
update-initramfs is disabled since running on read-only media
Setting up dmraid (1.0.0.rc16-4.2ubuntu3) ...
update-initramfs is disabled since running on read-only media
Setting up dpkg-repack (1.41) ...
Setting up liblvm2app2.2:amd64 (2.02.133-1ubuntu10) ...
Setting up python3-icu (1.9.2-2build1) ...
Setting up python3-pam (0.4.2-13.2ubuntu2) ...
Setting up rdate (1:1.2-6) ...
Setting up ubiquity-ubuntu-artwork (2.21.63.1+p16.04+git20160923.1840) ...
Setting up ubiquity-casper (1.376.2) ...
Setting up apt-clone (0.4.1ubuntu1) ...
Setting up ubiquity-slideshow-maui (69.5) ...
Setting up ubiquity (2.21.63.1+p16.04+git20160923.1840) ...
Setting up liblvm2cmd2.02:amd64 (2.02.133-1ubuntu10) ...
Setting up dmeventd (2:1.02.110-1ubuntu10) ...
Setting up lvm2 (2.02.133-1ubuntu10) ...
update-initramfs is disabled since running on read-only media
Setting up ubiquity-frontend-kde (2.21.63.1+p16.04+git20160923.1840) ...
Processing triggers for libc-bin (2.23-0ubuntu4) ...
Processing triggers for ureadahead (0.100.0-19) ...
maui@maui:~$ sudo ubiquityHere's what happened [it began well, correctly NOT now asking me about those drivers & updates], but eventually:
Getting weary...
PS -- this latest VM attempt was again with separate partitions for /, /opt, swap & /home; with bootloader installed to /sda, & with /home encrypted.