Mine is the lag in Stellaris, and lack of options to let me impact it. Like let me disable the ability for the AI to make habitats FFS!
Ugh this is why I can’t play Vanilla mount and blade warband.
In every single city you enter, you have to find the important people to talk to. They all are the exact same people, but you have to find them. And they are all in different places in the city, but there is absolutely nothing else interesting in the city to find. Like there are no secrets, you just have to wander the city looking for the Quest Giver in an otherwise bland city.
Every single mod ever simply adds a button you can click saying “Speak to guild master”