What is it about Ellison that makes people say Bond villain, beyond the yacht and such? You're not the first person I've heard say that. (I'm not critiquing, I think it's amusing.)
The problem is not that it's expensive. What is wrong with Oracle's software is that people buy it mostly because migrating away is more expensive. And Oracle works hard to ensure that things will stay that way, even if that requires reducing the quality of their software.
Wow. Even after you said it I didn't really believe it, but googling confirms it - born in '44. And I thought he was younger than Gates - not 12 years older.
He was already doing the CTO job, in effect. He's just retaining that post as well as becoming Executive Chairman, where he will still be in charge....