Has one of Spinal Tap’s old roadies gone to work at the BBC? Of course Spinal Tap were famous partly because their Amps all went to 11.
Cos its louder, innit. And once everything is at 10, the amps are at 10, the EQs are at 10, the guitar is at 10, where do you have to go from there? Well, thats why their amps go to 11.
The original clip here, 52 seconds of brilliance (and a brilliant film full stop).
And here, two screen shots from the BBC video player, the first with the volume adjusted to 10 (and as you can see, with a little wiggle room left):
And now with the volume pushed all the way up to its tax-payer funded 11: