>Shouldn’t we receive most if not all of the revenue generated by its use? Arguably you already do. No cash, but services afterall you do get the gmail service for free don't you(?).
I believe that revenue through ad's is any company's easy win, I mean anyone can stick ad's on a site can't they. For mobiles, I hope that the real winners will be those that offer services of value to people like you & I. Location based services will start to creep into the market now. Much talked about in the past and never delivered upon, we're now ready for these.
Keep blogging, you're building an nice online "personal brand". This will be very useful when job application forms are distilled down to one field only: