There seems to be some lore about doing good SEO over possibly syndicated content and google ads your way to profit. have heard different people say this in one form or the other, and have seen some sites based on this model ...
can only guess what the investment/returns involved would be
Though i dont maintain it anymore, there's basic visitor tracking by adding a + to the generated url, just like bit.ly.
Very soon, online pharmacy bots started spamming me!
In retrospect, looking at all the positive feedback here, I feel that where I went wrong was adding bloat like picture uploading/url shortening etc...