> That seems awfully contextual and ad-hoc. Surely this mechanism won't work in many instances unless you only receive mail on your birthday. No, you're only m

> That seems awfully contextual and ad-hoc. Surely this mechanism won't work in many instances unless you only receive mail on your birthday. No, you're only more likely to receive stuff that looks like birthday cards on or around your birthday. But, forget the birthday -- your earlier statement: >>> To me there seems to be a contradiction in those two statements. By definition, an address is written ...is already contradicted if the postal worker just recognizes your name, and knows that you live at your actual address and not the one the written one more resembles. Your name isn't written in the address itself.