Originally Posted by Singapore_Air

I disagree. For example if I wanted to fly from LON to SIN and just wanted to take Business Class with the view of just getting to my destination then why wouldn't I just take the cheapest non-stop which is probably BA.

One wouldn't because British Airways business class is a crap experience. The OP clearly chose Singapore Airlines partly because of the hardware and the excellent seat that it is and he didn't get it.

I do not understand the clinging to Terms and Conditions and lack of sympathy with the OP.