I dunno about you, but I’m really looking forward to the next part of this series. It never even occurred to me that there were this many technical hurdles to overcome. It makes you appreciate the games of yesteryear even more. Also, maths! We’ve come a long way from the days of micromanaging video memory. With game engines like Unity helping developers at every step, the bar for entry is so much lower. The difficulty these days is getting seen in the clutter.