Well this isn't an APEX specific post but I thought it should be mentioned either way. It raises a good point about keeping test data out of production.
I got the following email from a colleague today:
"I’m a bit of a golf fan, and I like to read up on current events, standings, player profiles, etc. My favorite site to do this is www.pgatour.com
I was recently searching for a player with the surname of Fischer on the website. I had a good laugh when the search results came back. Take a look at the 6th name in the list in the attached image…"
Here's the screenshot: