[narrowrail]

I'm curious if you've looked at some of your predecessors(?):

https://en.wikipedia.org/wiki/App.net

https://en.wikipedia.org/wiki/Path_(social_network)

Edit: Aslo, why not just piggy back on GNUSocial/status/pumpio/etc.? Having a node that can be federated if/when the owner (i.e. you) wants to seems more scalable.