So who does all the work to create this place and are they …

So who does all the work to create this place and are they paid to do it and if so where does the money come from? I see you are doing lots of work. What motivates you? I remember from my time in the Silicon Valley that there are venture capitalists constantly pouring money into new ideas in hopes that on of them will take off and turn a profit. What is the financial model behind this app?