Is it some monolith from outer sapce?
Go ahead, stick your head in it.
This is no April Fool's joke. Dyson has come up with a revolutionary fan that puts a safe new spin (or not, because there actually are no blades to spin) on cool.
The real test will be if it can make you sound like a martian when you stick your face into the on coming air flow and say "Take me to your leader!"