>>You're either being deliberately ignorant, or the point hasn't been made clear to you. I'll try to help.
Here, let me help you.
"Cloud based" password managers (like LastPass) use client side encryption, so even if they get hacked, your passwords are still safe.
Here's the right way to do it. Use a password manager like LastPass, couple that with physical 2FA yubikey and require that both master password and yubikey be present everytime you unlock your computer.