Hairdryer for Sale on Gon

Assuming you mean this.
The ad is so long I wouldn't bother reading it to see what they claim it does.
But to answer your question, yes, this is a perfect example of how far we've come.

how did machina dynamica miss this one

Oh my god. I was kidding when I said I could use my wife's hair dryer, but she has the exact same thing with the difuser. This is really funny. When I get home from vacation I am going to try it on my lp's, after I clean them, and let you guys know.

i have evidence of the efficacy of such a device.

i tried one. however, i don't believe in influencing anyone's purchasing decisions. if you can obtain such a device, with return privileges, it is worth a listen.

our hobby challenges the credulity of non-audiophiles. this is just one of many examples.