We’ve had almost a week to play with this latest update to OS X. Although there have been reports of various issues pertaining to this update, after having some time to go over it, reviewing feedback on the web and installing the update on several machines, we’ve concluded that it’s safe to install. Make sure you have a good backup of your data and restart your machine prior to installing the update.
MacFixIt has a good roundup of issues, causes and potential fixes.
If you have questions or concerns, please leave a comment.