50 to 100 years ?? That's an extremely long time frame. If you said "10" I might be on board, but will Windows really exist in 50 years? The cases where we'

50 to 100 years ?? That's an extremely long time frame. If you said "10" I might be on board, but will Windows really exist in 50 years? The cases where we've seen really long-lived software is custom enterprise back-end systems. Windows might live to 2063 supporting something custom that's never worth the effort to port to a new platform, but this is very different from an operating system used by thousands of people. Are new internal tools at your company written for Windows or are they browser based?