These are the articles related to iPhone as (open) platform in the pass few days, and all seems to be sparked by Podcaster application...

Apple Rep says: Since Podcaster assists in the distribution of podcasts, it duplicates the functionality of the Podcast section of iTunes.

Dave Winer / Scripting News:
Why iPhone is an ureliable platform — I wouldn't invest in or develop an iPhone app because Apple could decide not to approve it, and if they don't approve it you can't sell it. You can't even give it away. You don't find out if you've been approved until the last step …

Fraser Speirs:
App Store: I'm out. — I will never write another iPhone application for the App Store as currently constituted*. — Writing software is a serious investment of time and energy. It also carries the opportunity cost of the other things you could have built. We live in a capitalist economy.

Philip Elmer-DeWitt / Apple 2.0:
iPhone: Big trouble in the App Store — Last month, Apple triggered a minor rebellion among iPhone developers when it was revealed that the company was rejecting submissions to its App Store retail outlet without explaining why. — This week the company faces a full-scale revolt

Charles Arthur / Technology blog:
Blockage on iPhone apps begins to properly annoy developers

what are they trying to say?

updated: 2nd video