One comment I heard at OOW from a couple of people was that it seems that ADF has a much bigger presence at this year conference.
I guess that one reason for this is that a bunch of products/applications that have been in the works last year are now in production and were show cased at OOW this year.
Things like the new SOA Suite BPM Worklist:
Or the new Enterprise Manager:
Or WebCenter Spaces:
The UI's some of our customers showed.
And of course the UI's of the Oracle Fusion Applications that Larry showed in his keynote:
Check out more of those screen shots here.