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.)
~OVERSTOCK~ 15.6" Lenovo ThinkPad Laptop: 8GB RAM 512 GB SSD Windows 10
$179.99
~CD/DVD DRIVE~15.6" Lenovo ThinkPad Laptop PC: Intel i5 16GB RAM 512GB SSD
$189.99
~OVERSTOCK~ 15.6" Lenovo ThinkPad Laptop: Intel i5 8GB RAM 256GB SSD Win 10
$169.99
Lenovo ThinkPad T480 14" Touchscreen Laptop i5 256GB NVMe 16GB RAM Win 11 Pro
$219.00
Lenovo - LOQ 15.6" Gaming Laptop FHD - Intel Core i5-13420H with 8GB Memory -...
$629.99
Lenovo ThinkPad T490 Laptop Intel Core i5-8265U 1.6GHz 8GB RAM 256GB SSD W10P
$110.00
Notebook Lenovo Slim Pro 9 Laptop, 16" Glass, i9-13905H, GB, 1TB SSD
$1051.99
Lenovo ThinkPad Yoga 11e 11.6" 2in1 Touch Intel Core i3 4GB RAM 128GB SSD Win10
$59.00
Lenovo ThinkPad 14" Laptop Computer Core i7 16GB RAM 256GB SSD Windows 10 Pro
$229.99
Lenovo ThinkBook 13s-IML 13.3" Laptop Core i5 10th Gen 16GB 256GB SSD Windows 11
$289.99