The thing that OO does, and does really well, is that it makes handling special cases really easy. Anybody who has come across 'business logic' (a beast relate

The thing that OO does, and does really well, is that it makes handling special cases really easy. Anybody who has come across 'business logic' (a beast related to 'military intelligence') knows that special cases are going to be the bane of your existence. Ta da! Problem solved. Why then, you might complain, have we not seen the benefits of OO? Because the majority of programmers (usually by their own admission) suck at design.