9 years in development, my a$$.
See link below for a classic example of why journalists should stick to writing about what they know, and not allow themselves to become wholly dependant on press releases!
'bag-less design also reduces clogging and increases performance'...must use magic cartridge filters - which don't even require any sort of cyclonic action!
[URL unfurl="true"]http://www.gizmag.com/go/4383/[/URL]