Mojeek and Startpage. Mojeek is independent of other search engines, but you can still directly use them via the buttons on the bottom if the results are not satisfying. Also, you can use it cookieless for directly searching.

AFAIK, no; keepass does NOT support passkeys. TOTP's are still fine though.

I can't daily drive both.

Can you have multiple duck adresses at the same time?

Wdym by "threat model" ?

I'm aware. I will use it when i finally decide to pay for even more privacy.

article has a typo. opinion discarded.

/s

there's not enough time to hammer.

There are no alternative options for me, as a free user.

What's wrong with Proton VPN?