It’s that time of year when Facebook lights up with all of the things our friends are thankful for. Thanksgiving is wonderfully special in that it requires no religious affiliation and doesn’t exclude anyone based on what they believe. Regardless of how little one has, anyone can be thankful. The fact that you are reading this means you have a heartbeat, basic respiratory functions and an means for surfing the web.

But this year I am thankful for something most people take for granted – the undo key. Yep, good old Cmd-Z, or Ctrl-Z for you Windows users.
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