At least, that's what Richard Wray and Bobbie Johnson of the Guardian conclude:
Category: Responses
There has recently been quite a bit of controversy over Macheist, arguing that it's unfair to the participating developers, largely due to the "steep discount" at which these (largely great) apps are being sold. Some other arguments are simply in the sensationalist vein.
William Hurley, author of the Evil Genius blog, recently published a post, titled Five Reasons Apple Should Open Source The iPhone. Despite the title, however, he never actually directly argues that the Apple should open source iPhone's software.