Of course. I'm not sure how having read my post you could come to the conclusion that I don't understand that.
But the point is that this does not preclude businesses getting value from maintenance-nightmare software.
But the point is that this does not preclude businesses getting value from maintenance-nightmare software.
No business stays the same. All systems have to change, either due to evolving business needs or because the data inside them are growing. The first means bad code getting changed, generally at incredibly high cost. The second puts stress on critical points in the bad code, generally causing unexpected and intermittent failures.