[sdlion]

I wouldn't invest (not even my time) in licenses and staff to work over a platform that won't be maintained in the next 5-10 years. Stability is better for business.

[niroze]

Exactly.

Long term stability, even if programmers/admins complain, is still the best option for a business.

Hobbyists can do whatever they want, a company isn't depending on what they do.

[snaky]

Oracle abandoned their database on z/OS in 2008. And stopped to provide support a couple of years later.