The comments here about A/B testing are one thing, the real wave that will be massive is unprecedented personalization compared to what exists today.
Until then peeled can just couch refresh on HN.
It's critical that specialists who know whatever they do, work with AI to see the path ahead for their area, while the mega models try to be a single mega model for everything.
While individual personalization might become possible it might be preferred to have it need someone’s preference and interpretation. Too much personalization might be too different.