This gives some much needed fresh air to developers. Subscriptions are clearly the way to go, and the ability of doing longer intervals (3-6 months) pegs this closer to a continued upgrade cycle.
The Search Ads don’t bother me much. I rarely explore the App Store via search, since I mostly rely on recommendations.
Also interesting is how this comes before the WWDC keynote next week. Could it be really be that full of announcements?