You have critical data? What you need is a backup procedure. This is your first item to check off.

Once you can reliably backup and restore your critical data you will see that the os change will look a lot less scary.

So once upon a time, you actually got honey at the market replenishing your pot, rather than buying jars in the supermarket.

This thing was always in the pot, and you did not use a spoon to get your honey, it works better than a spoon and you just leave it in the pot.

Today americans probably bleach their jars, spoons and bees, but honey is surprisingly shelf stable, having a pot with a little hole with this little plunger sticking out is fine really.

Thunderbird.

It is the worst email client besides all the alternatives

Windows users used to buy crap to have a functioning system unfortunately dont't know that there is no need for this in linuxland

Honestly the wiki is excellent, I do recommend to dive in head first with the install guide

Thunderbird

It is bot the most feature rich and the most annoying thing, but it works

Better plot than most movies these days

I would not want to neither deal with security issues nor pay the data costs associated with some an app being able to connecting to my phone to download media

Your OS should do this automatically, your programs shouldn't worry about cold memory.

Are you aware that the majority of cpus sold today go to cloud computing? Believe it or not, but that is an application space with multiple users on the same machine.

In their defense there only so many big rivers, round there, and most do function as border