Then it's a real problem that people keep doing these projects in Ruby and PHP. It was a problem that was ultimately laughed off when Diaspora chose it, and it's a problem that continues to linger and continues to be laughed off.
Make it a single-binary that uses a couple sqlite files in a ~/.directory, and people won't mind running their own server. They could opt to proxy their traffic through a caching intermediary, and we could still federate those caching intermediaries. Being a mule for social traffic could be a commodity service if social were standardized properly. Ideally, one would be able to flip a switch and adjust a few dials on one's own instance to become a caching intermediary for others.