There’s a video of a waiter on YouTube, who says he trained himself to speak so it sounds like everything he says has an ECHO.  And it’s actually pretty good.  

http://youtu.be/lPvZ1SgPpL0

Volvo decided to promote their new “Dynamic Steering” technology by hiring JEAN-CLAUDE VAN DAMME to do a pretty crazy stunt . . . if it’s LEGIT that is.  According to Volvo, they did it in one take, without using any camera tricks or CGI.  But watch it yourself and see if you believe them.