3.5 times the price of a standard MK toughplug. Given that they have to be disassembled, sent for gold plating, reassembled, and a profit made, I'd argue that the price of £24 is not price gouging. Whether or not it makes any difference to the sound quality is another thing.
There are far more ridiculous mains components out there
https://www.futureshop.co.uk/brands-...uk-mains-plugs
And £155 for a mains fuse
https://www.futureshop.co.uk/synergi...slow-blow-fuse . The US manufacturers of that fuse are the crew that say they have been treated with 1,000,000 volts, which we've correctly ridiculed earlier in this thread.
Craig