Not in the case of an unearthed amplifier powered by a two-core mains
lead.

On Fri, 10 Jul 2015 16:53:58 +0100, "Dave Plowman (News)"
wrote:

You get a static shock when touching a ground. Multiple ones - which cause
hum - ain't going to make that worse. Everything will still be grounded
via the audio screens.
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