> If sony wants to prevent legacy glass, they can do a little verifier chip in glass (that they don't actually make BTW) just like HP does with ink cartridges e

> If sony wants to prevent legacy glass, they can do a little verifier chip in glass (that they don't actually make BTW) just like HP does with ink cartridges etc. Not that I don't agree with you in general, but that seems like a great way to tank sales and burn good-will. HP can get away with it because people don't do research and might actually believe that it's to protect the printer (or whatever). People that are buying thousand dollar cameras might be less amused.