How much of the digital information you possessed even ten years ago is still readily accessible? Most of it. I've been careful. (Now if you asked about twent

How much of the digital information you possessed even ten years ago is still readily accessible? Most of it. I've been careful. (Now if you asked about twenty years ago you'd get a different answer; I think I've lost about 75% of the email, but most of the actual written material survives. 1992 is roughly when I got serious about personal data retention.)