If people are looking for something similar without RFID tags, there are sites like http://chronograph.io. It synchronizes stopwatches and timers between anyone viewing the same session.
Thanks for the downvote - I was referring to actual coding. And with regard to note taking, I never had the problem of transcribing instead of summarizing because I was typing.
Along with all the other reasons why this is terrible, I would despise this because I just can't write as fast as I type. Having to use paper/pencil for the SAT was troublesome enough.
Over a phone interview with Segment.io, I was asked to program an elevator controller. It was described to perform like an HTTP server would handle requests... They were getting confused when I started writing code for a state machine. Glad I got a job offer somewhere else.