I saw this tip over at OS X Daily today, and it reminded me of all the times I did this as a Mac IT guy a couple of jobs back. See, every so often, the Macs where I worked would start to act weird.

Screenshots: we all take them. To show a co-worker or IT support person what’s not working on our computer, or to send a picture of a spectacular sunset in Minecraft to brag to our friends on Facebook ...