[mgkimsal]

revenue yes; profits... and perhaps even gratuitously obscene profits... probably not. but people wouldn't have invested in a "cb radio" system years ago. Wikipedia feels the need to beg every so often - not sure people would want to see that in their twitter streams, but I'm not sure who's really happy about ads either.

[Sideloader]

FWIW, the Tweetbot client (iOS) filtered out ad content by default. Haven't used it in a while, however, so this may have changed.