It may not make a lot of sense to buy it again now for the nostalgia, especially with all the benefits of hindsight I have. Did it anyway.
Never, ever let this stop you from enjoying this hobby. Nothing about retrogaming collection makes sense. That's not the point! Enjoyment and utility or "making sense" are not directly linked.
Do I need to tear down a dreamcast and mod the ever living hell out of it to play it? No. Do I need to letterbomb my wii? Of course not. But I wanted to because learning the process and just doing it was fun in and of itself. Arguably more than playing the games.