Ordered choice may cause a PEG parser to fail where a CFG parser would recognize the string.

Field research from some time ago: https://www.youtube.com/watch?v=hqTt_jDDCio

Dick Van Dyke for President!

Did you do a backup :-)

Merry Christmas

These agents are acting on behalf of a person. Charge that person with a crime.

You get a Saucerfull of Secrets :-)

I can't take the argument seriously when they ask "Pop quiz: You’re going to get hit by something coming at you at 50 miles per hour; given equal mass, would you rather that be a small object, or a large object?"

Either way you're dead.

Well, Chekov is not Scotty

And both Charles Keating (actor) and Charles Keating (Lincoln Savings & Loan) passed away in 2014 :-)