[atmosx]

Not to mention "useful". Imagine nurses going on strike. Now compare that to lawyers, programmers or investment bankers going on strike ... no one cares.

[NikolaeVarius]

What happens when IT for a hospital goes on strike?

[twblalock]

Not to mention an airline. The recent British Airways debacle was caused by a technical problem, but if the IT workers had gone on strike, similar problems could have resulted.

[Spooky23]

Same thing that you do when nurses go on strike. You hire a bunch of scabs and muddle through.

The difference is that IT usually sucks so much that nobody notices.

[fnord123]

If it's infrequent enough, reliability may go up as there's a moratorium on production environment changes.