Is there any reason why you can't remove broken parts from both items and make 1 good one? You have paid for a working item and you would have one.
Their problem to collect the rubbish?
They knew who they sold it to and regardless, why should that matter?
I take it that offer was made on the assumption they were dealing with a private individual rather than another business.
They knew who they sold it to and regardless, why should that matter?
My guess is they originally thought it was an individual then someone high up looked at the issue when the OP became aggressive and they said hold your horses pal, he bought it as a business, so all bets are off.