WebRTC is the way to the future of open source remote desktops. I don't know exactly by I have a strong feeling that google is using WebRTC for chrome remote desktop
Hi. It's open source so expectations can be lower than for commercial projects. It's made on pure enthusiasm. And we are figuring out a way of how to hack the OSes to get rid from dummy display plugs. (just look at repo README.md) So stay tuned, in future releases wi will be updating on that. Cheers