Mixed hardware-software controller panel.

[Fatlimey]

Nice demo of a customized studio setup, but the interesting part starts around 3:20 where he introduces a way of controlling plugins using a screen with hardware knobs fitted over the visuals:

http://www.youtube.com/watch?v=iKSXPsLJ6f8

[BentoSan]

I personally think that mixture of touchscreen interface with real hardware inputs is the future of controlles.