might be a 'guy" thing...

[rolandtg]

Originally Posted by GySgt1811

I have a Marine buddy from 'Nam who was in the Engineers. He once told me that during one of the many periods of life-sucking boredom he and his buds figured out that if a det cord stretched from San Francisco to Da Nang was set off in "Frisco" the detonation could make the trip in about nine minutes!

Gunny John

PS. He was generally truthful in other guy-type things, so...

Sounds like a challenge for the Mythbusters!