The players barely ever change. People don't have problems following sports, you shouldn't struggle so much with this once you accept top spot changes.
Also (shameless self-promo) I publish a 2x weekly blog just to force myself to keep up: https://aimlbling-about.ninerealmlabs.com/treadmill/
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At this point I would just pick the one who's "ethics" and user experience you prefer. The difference in performance between these releases has had no impact on the meaningful work one can do with them, unless perhaps they are on the fringes in some domain.
Personally I am trying out the open models cloud hosted, since I am not interested in being rug pulled by the big two providers. They have come a long way, and for all the work I actually trust to an LLM they seem to be sufficient.