It's not their fault Deaf John is a knob. They offered a correct valuation and were willing to buy zippy out for that amount. They didn't keep moving the goalposts or come up with a stupidly high sum. No, this baby is all in Chumpsiri's nappy sack 
Why would you pay a tenner for an apple when you know full well that it's only worth 35p

Why would you pay a tenner for an apple when you know full well that it's only worth 35p

and complicated