This is something I’ve always wanted, but have never gotten the opportunity to get into. We had a few REAR-projection TVs, but they were just awful. They were the only way to get a large screen without dedicating a whole room to it at the time.
Here’s what we had originally. I played N64 games on this:
Here’s an HD set we eventually got around 2005 or 2006. There’s no HDMI support, so eventually we got screwed. The HD part broke long before the whole thing died by 2012: