These remarks don't really address the points I was making. Firstly, if people want to use it, and pay for it, even small charges at mass scale pay off. Someth

These remarks don't really address the points I was making. Firstly, if people want to use it, and pay for it, even small charges at mass scale pay off. Something like twitter doesn't cost a lot to run in particular at unit cost. If they don't, GOTO 10: "the Internet is hamstrung by overreliance on advertising as a revenue model" How else do you monetise your service?