BTW, for anyone who wants to experiment with adding a wide variety of .deb repositories (that is, for anyone who makes assiduous backups):
https://sites.google.com/site/mydebiansourceslist/Home
I remember trading info on obscure .deb repos with Craig years before he started this page. Now I find he has certainly the most informative single resource for .debs on the net. Also, I am certain Craig would be interested to here of more repos. (Knoppix is on there.)
Atari TT030 Computer - New In box never Used
$4000.00
A8picoCart Atari 130 / 65 XE 800 / 1200 XL XEGS multicart UnoCart clone game
$27.00
Atari 800 8-Bit Home Computer Complete in Box. Bueatiful Condition Powers up
$499.00
Atari Power Cube 800XL, 600XL, 65XE, 130XE USB-C Power Supply PSU
$11.25
Atari 400/800/XL/XE Computer SIO2PC - PC/Mac Disk Drive Emulator Adapter/Device
$15.25
A8picoCart Atari 130 / 65 XE 800 / 1200 XL XEGS multicart UnoCart clone game
$32.95
Atari Lot 1050 5.25" Disk Drive, CX85 Keypad, 850 Interface CXL4003 4002 Ram Mem
$199.99
Atari 800 w/ A/V Cable, BASIC, misc. accessories, Tested Working - NO OUTER CASE
$165.00
Atari 1050 US Doubler upgrade kit
$35.00
Atari 850 EP-084 202489 Interface Module With Power Cable 1475-P Powers ON
$24.95