Last year's problem was a complete lack of standards on active shutter 3D glasses but now we might have too many, as Panasonic and Xpand have joined forces with several other companies to push M-3DI as a single spec for TVs, computers and theaters. Initial plans for the spec cover only IR sync, with the RF Bluetooth technology included on many 2011 3DTV models (Samsung and Sony are notably missing from the list of participants) to "be considered" for the next step. We'll wait to see some cooperation between this alignme