[gorkamolero]

All of the rest of the comments is perfect reply.

I see how you could be concerned with the use of javascript but that is part of the progressive enhancement escalation, you just put it on top of your 'ready goodness'!

Also you might be half right about the lions share of traffic. But be sure to check videos by the great Karen McGrane (like this awesome one: http://vimeo.com/50609566). She can argue that most of the new population in occidental first world countries and most of the population in the rest of the world uses mobile as their primary point of access to the internet. To them, mobile is the internet! As she says, if you don't put it on mobile, your content doesn't exist for this people