You'd have to be an outright ' mug ' to fall for this.
Check out the question down the bottom that was sent by some one ..!!
Q: Hello... I assume the eBay postage/shipping quote ($50,000) was the result of errant gravity waves, and not an accurate representation of the prevailing space-time continuum... Andy
A: It is expensive because we are sending it by Einstein Express. Ship it tomorrow, get it there yesterday. In Australia, you will get it 2 days ago