In the case I referenced, the costs were very high, and the returns were 0. IBM bought our main competitor and we shelved the project. No one actually needed an

In the case I referenced, the costs were very high, and the returns were 0. IBM bought our main competitor and we shelved the project. No one actually needed an OS/390 port. Yes, it's only one datapoint, but I've seen that pattern far too often in my years. I just posted a link to part 2 of the article. Enjoy