Odd little gaming rules you make for yourself

So I had this conversation with my partner. I had like a hour spare before we had to go out. She told me to play a game, the issue is I have this weird thing where I won’t play a game I am unfamiliar with unless I have a minimum of two hours to play. Like I feel I need two hours to really make any significant headway into the game. If I have any less time I will play a casual multiplayer game or a game I have beat so many times I don’t mind just playing to waste the hour. Was curious if anyone else has a similar little rules