Despite initial impressions given by Apple and the media, success stories at the App Store are actually rare, a new report suggests. Apple has enjoyed pointing to Trism developer Steve Demeter as an example of App Store profits, as well as a new egalitarian footing for independent developers. Demeter managed to accumulate $250,000 in two months through his iPhone app; while some observers believed he would be able to retire on future iPhone profits, Demeter now admits that he is only living a wealthy lifestyle because he invested in Palm