As per my previous article completing my review of the 2.2 update, I mentioned one of my little quibbles concerning the effective crippling of the podcast browsing functionality when you browsed on your iPhone/Touch in the iTunes store compared to the desktop version as per below screenshot from my iPod Touch:
I was not sure whether a change needed to be made on the iTunes Store server side or if another OS update was required. Turns out it was an iTunes server adjustment, guess someone in Apple might be reading this blog as the functionality for browsing podcasts by category has been introduced as per below:
Kudos to you again Apple for fixing this problem & ensuring parity of functionality for iPhone/Touch with browsing for podcasts on the iTunes desktop client.