Oh yes it's early days for Matrix still. We do have clients for web, android and ios which we use day to day; they're nothing too fancy at the moment, but they'

Oh yes it's early days for Matrix still. We do have clients for web, android and ios which we use day to day; they're nothing too fancy at the moment, but they're slowly getting better. Matrix is very much still in beta; people have been quite excited about writing their own server implementations but have decided to wait until the protocol (and documentation!) stabilize. :)