[nikanj]

Tailor-made business-critical software is supported in a completely different way than your average shrink-wrap.

"Sure we can update from Win32 to $modern. We estimate it to take between thirteen to seventeen man-months. You know the usual rate for a man-month, let us know when you want to start the project."

[throwawayish]

Let's not forget that there are still huge COBOL applications out there, still updated and maintained by rather well paid engineers.