I came across this because DA features it by one of mine in the "More From" selection. There are times when DA can really put you in your place by making comparisons like that.

This is brilliant amazing. I'd love to pester you for technical details but I'm guessing you are far tooo busy and if you are not there is no justice as you really should be.

Incidentally there is something very sinister about those two wires going up into the opening but that's just me.