Piss weak market share of what? Smart phones? Personal music players? Online music sales? I doubt Apple will side with Microsoft and if they do, it'll only be temporary. It seems more than likely that Apple will buy out some small company and create a Jobs search engine.

This is why Linux (in its current state) will never be widely accepted by the average user. This is an area where OSX has succeeded and every Linux distribution up until now has failed. It's the rule of mum: If your mum can't use it, then it's far too complex.