No surprise I voted for Dundjinni of course LOL
I do a lot of art work in PS too (art pieces for use in DJ) and I do have CC3. The UI of CC3 kept me from really starting to use it (yet).

Yes, DJ's ability to be cross-platform has the downside of being a memory hog. There are a few things you can do to make that better though.
The Java problem is one of the things that will change with the new DJ version we are working on