Eight of the world's most utterly useless machines

Shut up and take our money.

This one has been around a while - more than 60 years, in fact- but it's a new one on us, and we are in love.

It's the 'World's Most Useless Machine', also known as the 'Leave Me Alone Box', the 'Useless Box' or in its earliest incarnation, the ' Ultimate Machine'.