You might want to reverse that order: "If Apple made the right decision Canon, Nikon and Panasonic must have, too." Canon and Nikon are optics companies. If ~t

You might want to reverse that order: "If Apple made the right decision Canon, Nikon and Panasonic must have, too." Canon and Nikon are optics companies. If ~they~ made the right decision, then Apple has weight in their position, too. I don't know enough about Panasonic to state an opinion (I'm neither saying they're bad, nor am I saying their good. I simply know little about them)