You may recognize him as commenter Geodkyt, and occasionally as Rick R. But this pretty much sums him up:
Luckily he has been taught the universal sign for "time out" where your two hands make a "T". This allows you to redirect and/or refine your question. Even Sweet Daughter has been taught this valuable trick. We joke about the time SH's little sister asked him about how the American Revolution began. I think she was looking for the whole Lexington/Concord thing. SH started with the Seven Years War.
EDIT: SH says he actually went back to the War of Spanish Succession.