The Electronic Frontier Foundation (EFF) has called on Apple to be developers' knight in shining armor in face of threats from patent trolls. As TiPb covered in our special edition iPhone Live podcast with FOSS Patent's Florian Mueller, iOS developers including James Thomson of PCalc and the Iconfactory, makers of Twitterrific have received letters from patent holding company, Lodsys, asking for licensing fees for the use of in-app purchases for in-app upgrades. The EFF sees that position as untenable: