Seems to be the case of at least Biden, Trump and Obama’s bodyguards too: https://youtu.be/KX7f1PwXEWg

A similar alternative to Pairdrop with a chat UI: https://drop.lol/

Yes you can achieve this with Pocket or Wallabag, a FOSS alternative.

Wallabag also have an automatic tag feature that can add tag based on the URL, so it would be possible to make different reading lists as you suggested: https://doc.wallabag.org/en/user/configuration/tagging_rules.html

I use an old standalone alarm clock, that I put on the other side of the room. So I have to get up to turn it off.

They can put all the ads they want to finance their services, but if they want to use targeted ones, they have to ask for unbiased users consent.