Architecture Questions Request - Making an 8 Bit pipelined CPU

Now the cpu core is essentially complete and on PCB, I'd like to do a video soon as a kind of architecture retrospective. I've got a few things planned that I'd like to talk about but the comments here is an opportunity for you to ask any questions or make any comments about the cpu architecture. I'll try and answer everything in the retrospective video. Ask me anything (about the cpu core). ... https://www.youtube.com/watch?v=Zawjki48dFU