> ...does it all add up to cost savings?

IMHO it adds, but only if you are big enough. Netflix level. At that level, you go and dine with Bezos and negotiate a massive discount. For anyone else, I’d genuinely love to see the numbers that prove otherwise.

> There's zero personal responsibility

Unfortunately, this seems to be the unspoken mantra of modern IT management. Nobody wants to be directly accountable for anything, yet everyone wants to have their fingerprints on everything. A paradox of collaboration without ownership.