> For most folks outside of the above companies I can understand why know-how would be kept secret after people are gone from the employer: it's quite boring an

> For most folks outside of the above companies I can understand why know-how would be kept secret after people are gone from the employer: it's quite boring and of little interest to anyone, really. No benefit or thrill if you divulge anything. Why would you expect it to be any different here? There's not going to be anything mind-blowing, earth-shattering. They're very big and complex and likely continually tweaked.