Laptop + Glass of Beer = 0
? True. But then valve amp + glass of beer also = 0.
Therefore: Laptop + glass of beer = 0 = valve amp + glass of beer
Therefore: Laptop +
glass of beer = valve amp +
glass of beer
Therefore: Laptop = valve amp
...told you guys GR is good - and now there you have it - mathematical proof...
...come to think of it, in many cases, Musician + beer also = 0 ?