Stick with the 2k--it still sounds better than nearly every other manufacturer's top end board, has more options and if you're playing professionally, you can beat the MFD.
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PSR-S950, TC Helicon Harmony-M, Digitech VR, Samson Q7, Sennheiser E855, Custom Console, and lots of other silly stuff!

K+E=W (Knowledge Plus Experience = Wisdom.)