In the long term, software development is about theory building more than coding. And these are theories that need wrestle with wholly imperfect external systems, as well as business departments whose desires and needs are in conflict with each other and with themselves from day to day.

LLMs are still too sycophantic. The ideal agent needs to say no increasingly as time moves on, explaining why new requirements would conflict with existing commitments, and grunt awkwardly and emit enough noxious fumes so that business people only come forward with their most pressing needs rather than wavering whims.