When FileVault forgets

Sometimes when you boot your MacBook particularly in some recovery modes it will forget the cached FileVault credentials. You then get thrown into a strange mode where it says it forgets and asks for FileVault password. And says you forgot your password.  Actually it’s not you. It’s the macOS which has lost the encrypted disk […]

Training and maximum heart rate

Well, training by heart rate has been something that has been around for decades now, but whats the magic maximum heart rate. Turns out the traditional formula 210 – Your Age is at best an approximation. So here’s what Lifehacker says: In your twenties, 210-Age works and this is how the formula was first fit If you […]

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