I had an odd occurrence today. I was copying a relatively huge (50Gb), live, web site onto a USB drive using Transmit and, since it was going to take a while, I left it overnight. When I got to my desk this morning, my MacBook Pro was in an unhappy state. Even though I was copying to an external drive, Finder was complaining that my startup disk was almost full, and indeed it was. WTF? Continue Reading…