Old grumpy software architect and engineer. I create, perform, and teach music. I´m married, have kids, dogs, dabble in fine arts, and talk psychology, culture, and politics.
Seconded: CryptPad and Obsidian.
I like CryptPad by Framasoft, for big stuff.
No, they aren’t. You can switch to their Universe patches anytime, at your own risk. If you want Canonical to mitigate that risk for you, you pay. Simple, really.
The Windows 10 equivalent, Timeline, got discontinued in 2021. At this point in time it is unknown whether Microsoft will retrofit Recall into Windows 10. Knowing Microsoft it is safe to assume they’ll try anything for profit.