This reminds me of this video player for screencasts and code tutorials I want to build where you could see someone code, and you could copy the code straight f

This reminds me of this video player for screencasts and code tutorials I want to build where you could see someone code, and you could copy the code straight from the video/cast. So basically a google doc where the caster is typing code and you are able to pause and speed up. How difficult would it be to build that? :thinking: