I’ve had good luck with goharddrive.com. They sell through amazon as well, but I believe they ship direct. I usually get the hgst, or now wd, ultrastar hard drives. I’ve had zero issues.

My parents’ isp setup a static dhcp entry per customer. If you change the mac address of your router you don’t get an address. The address you get with the proper mac address is constant and can’t be changed.

Also trains the next generation to think these kinds of privacy violations are ok, when they are not.

https://www.gnu.org/software/tar/manual/html_section/Using-Multiple-Tapes.html

Might do kind of what you want.

could use nextcloud with s3, might work for what you need.

I do similar, termux with rclone, use nextcloud as the server.