This is what happens to teams that are so insular they assume everybody out there in the real world shares their frame of reference:
This ad appeared in my Facebook stream. But what is the HP Elite Slice? A Wifi router? A USB hub? A computer? A doorstop?
(Spoiler: It’s a computer.)
Update: They fixed it!
See also:
Pro PR Tip #213: Know your audience
Rafe
Pro PR Tips 