Remember the moment you knew MySpace was doomed? It came in the form of obnoxious ads. Which your Twitter stream is about to be. So: are you making that cash, or being cashed in on? Pay Per Post is back.

Whatever our differences with Jason Calacanis, we're foursquare on his side when it comes to the ickiness of Pay Per Post. PPP's Ted Murphy has been on a tear vs. Calacanis lately as part of a continuing campaign to prove the worthiness of PPP as a business. Certainly Murphy must be making money, but that doesn't…