[brucephillips]

If you look into the reason for each of those constraints, you'll find that any cryptocurrency exchange will eventually have to face the same challenges.

I think it was Hector-Garcia Molina who used to talk about how NoSQL proponents were so excited about the scale benefits, but just hadn't yet realized that they need ACID, normalization, etc.. That's who cryptocurrency advocates remind me of. Just because some features are superior currently, doesn't mean those features are consistent with future, inevitable constraints.