Heavy industry is concerned only with keeping their production lines up and running. They will do amazing and scary things if it helps them keeping production up. These people have absolutely no idea of security or even IT. They want to bolt and wire devices together so that they work. All the cool tech hidden inside is way beyond their understanding for the most part.
Sure, and there are COBOL systems running since the 70s. But I asked for such an example in web technologies. The one described above isn't.
>I fully expect most of the systems that we are shipping now to be run for the next twenty years as well.
Then don't build them on modern web technologies.
All kinds of things can change or be deprecated.
> All kinds of things can change or be deprecated.
That's cute. If you truly believe a simple declaration of deprecation will stop the use of something, I have some oceanfront property in Afghanistan to sell you.
I fully expect most of the systems that we are shipping now to be run for the next twenty years as well. Until security issues start losing customers buckets of money, they're not going to care one bit.