Don't agree with the hyperbole in the article but I think the broad strokes are there. I'm the same as you, AI has excelled at small tasks and daily chores. Like writing a complex query in seconds that used to take an hour to work out.

Doing feature development seems to take just as long or productivity gains are modest (where I work at least) and I think the reason is touched on in the article. Most orgs are just terminally bad at building software.