There are plenty of people who could pitch in, wikipedia style, the vids can be hosted on youtube and once you outgrow one server you can sell advertising/accept donations.
I don't buy that. To me, you want to lose weight eat less and in particular eat less of that which contains the most energy seems very reasonable. To the point where people who claim otherwise sounds like they are going to tell me that the world is actually flat.
No shutting it indeed. The Danish child porn filter these days also filter access to gambling sites that haven't paid a fee to get a license from the government.
Personally I love Win 7, mostly because I can find any program I want by pressing the win key and then the name of the program. Programs I use often is just a [win]+numerical click away, I can use an external monitor with [win]+p and the windows can be arranged with [win]+[up],[down],[left],[right] and I can hover over any window group to see the different miniature windows so I don't have to haunt for them.
But the HTML5 that runs on the IPods/IPhones and properly also the iPads are really, really powerful. Powerful enough that they can run as stand-alone programs with local storage (in the form of an sql-lite database), web sockets, etc.
You could easily have a local app that was also a webapp.