If you're making a portable you probably need something to watch it on. (Unless you want to guess what's happening in the game, but I wouldn't advise that) Anyway, this forum is your "Hacking a pocket TV/screen" one-stop solution. Share your experiences and knowledge here.
What's the cheapest screen that I can buy that's under 4". I'm new to this and I'm trying to make my first portable. I want to go cheap just to make sure that I'm actually capable of doing it before I go for the expensive nice screens/parts.