I'm more interested in ad-spam than this kind of botnet fraud spam. For instance, if I built a twitter bot replying to anyone saying "iPad" with a link, then t

I'm more interested in ad-spam than this kind of botnet fraud spam. For instance, if I built a twitter bot replying to anyone saying "iPad" with a link, then the page at the end of that link was absolutely filled with ads. How much money would I make? It seems to be a somewhat viable method of getting some cash because you see a lot of those bots around.