Technology in football - is this the future?

http://www.dailymail.co.uk/sport/foo...G-matches.html

So a senior coach is already using Google Glass specially adapted for analysing games in real time.

I think in a few years, the crowd appearance will change as supporters buy into this.

And here's a thought - the objections to video assistance, etc are often based around breaking up the game. What if the ref wore some? He could be watching a replay while he's running towards an incident..