Rather than get all crazy by adding exotic or bizarre new features, Adobe has worked hard to simply improve upon the basics.
While many of the improvements are best suited to, and for the benefit of, hard-core designers, overall I think advanced users can find a speedier workflow and improved finished photo edit quality.
That said, no amount of new or improved features will help you that much if you are still just getting to know Photoshop.
If you are relatively new, or just getting started with Photoshop, I’d recommend you spend your money instead on educational resources that will build your skills, rather than chasing after the latest and greatest software versions which might only increase your frustration.
Here are some of the recent CS6 updates and how they might affect you: [read]