Filed under: Developer, iPhoneUnity CEO David Helgason gave a talk at the Develop conference, going on this week in Brighton, England, and had some harsh words for Steve Jobs on supporting iPhone gaming. Jobs previously said that using "middleware" like Unity to develop iPhone games "produces sub-standard apps," but Helgason fires back that Jobs "doesn't understand the economics of game development fundamentally." Most developers, Helgason seems to be saying, can't be jack-of-all-trades with their code -- they need libraries like Unity to do some of the lifting, especially on smaller-scale pla