A graphic designer friend sent through the following:
Thought this might picque your interest.
Check out the logo of canberra airport that was designed by one of canberra’s ‘top end’ design houses
then, check out this (much longer established) logo of the company Yousendit.com (a service a lot of graphic designers use)
coincidence? Maybe a very expensive one!
So hard to be original in this day and age.