What are the unintended consequences? Any convolution of the protocol runs the risk of compromising the whole system. It's not worth it.

Sure some ideas are interesting, but people need to stop having nerd-gassims over it and stick with the game plan.

I think it would be prudent to do as much as possible to prevent integrating other systems into bitcoin. Bitcoin should be kept as simple as possible. If you want to do some freaky shit, just start another blockchain.