You're only as fast as your biggest bottleneck. Adding AI to an existing organization is just going to show you where your bottlenecks are, it's not going to magically make them go away. For most companies, the speed of writing code probably wasn't the bottleneck in the first place.
And here we are, the central argument for why code agents are not these job killing hype beasts that are so regularly claimed.
Has anyone seen what multi-agent code workflows produce? Take a look at openclaw, the code base is an absolute disaster. 500k LoC for something that can be accomplished in 10k.