Space Is Flat and It's Infinite

If you assume that every point in space is the same as every other point, rt, you ap like one kind of lego piece. And so if you have to build a whole universe with just that one lego piece, then what are your options? If it's flat and it's infinite, tat is, it doesn't repeat, and there's no special edges to it, then it has to be infinite. It is possible, though, for space to be flat and not infinite, right? Imagine the pack man universe or the asteroids universe, where point space just repeats. You get to some point in space and it just is now connected to a spot you've already