I carried my Raspberry Pi cluster (www.pidramble.com) through the airport four times. All but one time I had to do a slight bit of extra explanation that the ha

I carried my Raspberry Pi cluster (www.pidramble.com) through the airport four times. All but one time I had to do a slight bit of extra explanation that the hardware and mini rack that held it all together was just a computer. People aren't used to seeing exposed circuit boards anymore.