From my experience, terraform is almost always slow because it's making API calls out to the cloud providers, and a lot of that in turn is slow because many pro

From my experience, terraform is almost always slow because it's making API calls out to the cloud providers, and a lot of that in turn is slow because many providers offer "eventually consistent" which terraform needs to compensate for by doing roundtrips to validate that changes are have become visible (applys failing because of that was a common problem in the early days of terraform).