Simple $20 toilet seat bidet attachment. Been using one for 10+ years now and I hate having to go away from home.

Cooking food, and especially my two instantpots

Getting diagnosed and medicated for adhd.

Ghad dham, what a difference.
And it opened the door for me to examine my own behaviour and try to understand why I do things the way I do.

So not only am I better able to function, I also have a lot more empathy for my fumbles.

Budgeting.

It enabled me to save enough to make an expensive career move which luckily paid off in the end.