Hee :) Near as I can tell over the years, everyone I know follows the rules just a little bit differently. I end up asking all the time, so, yeah...I am unsurprised you've heard it a lot over the years.

Daniel is probably confused and trying to decide whether to call Sam over and ask what "primordial soup" means.
(the lab where my mom used to work actually sold cans with those labels at the gift shop. I've always coveted them)