Don't underestimate the placebo-effect of having a Dyson, regardless of it's physical effects. This is what you can do with a premium brand.. only a Dyson is like a Dyson
Don't underestimate the bad mouthing effect of having a Dyson. Relatives, neighbours and friends will be making judgements. Because everyone has an opinion on Dyson they will gossip. Might as well join a religious cult.