Yep. You can try blaming it on MBAs, but the people that did this (e.g. Ellison, Andreessen, Musk, Zuck, and so on) are not MBAs.

Who are the folks leading their finance organizations? Also who compose their boards of directors?

Also Google buying double click was an inflection point. Ads were kind of annoying up till then but they had not become the gross monstrosity that now exploits users and corrupts business.