I think they do, but they're also a different form factor, and the screen is taller meaning that GBA games end up letterboxed. It's perfectly usable, but I can

I think they do, but they're also a different form factor, and the screen is taller meaning that GBA games end up letterboxed. It's perfectly usable, but I can understand someone wanting to build a device to deliver an optimized "native" GBA experience.