What's the deal with all of those hubcaps leaning up agianst telephone poles?

[pulykamell]

Undoubtedly you will. It comes up every so often on SDMB threads, and is probably where I first learned it a decade or more ago. It was just used not two weeks ago in another thread:

Unlikely coincidences you have experienced

That’s a classic case of the Baader-Meinhoff effect aka frequency illusion. It’s a phenomenon I’ve often encountered, especially since I’ve been following the Dope. Of course I first heard of that effect here too.