Yes, bitcoin is by far the…

Yes, bitcoin is by far the biggest coin in the style of open source (cuts out the middle-men).

I think it's valuable to map out all the different consensus systems. And fiture out which ones are useful. e.g. CPU based vs memory based vs storage based etc.

And prepare emergency BIPs for the case if one day a weaknesses is discovered in sha256, or as a game-theory deterrent to prevent some type of mining disruption.

A good thing to research, I think we have 10 years to see what others have done.