the A90 will stop production in 2025. the big simile is most likely regarding the thread below.
https://www.supramkv.com/threads/news-update-and-discussion-on-next-gen-a100-supra.1840/
slightly off topic, but if Toyota is divorcing BMW after the A90 wraps up; it would also give more credence to the reports of BMW killing off Z4 after it runs its course.
https://www.supramkv.com/threads/bmw-could-kill-off-z4-after-its-current-gen-life-cycle.2032/
https://pressroom.toyota.com/2021-toyota-gr-supra-hits-the-streets-with-more-power-a91-edition-and-first-ever-four-cylinder-turbo-model/
2021 Toyota GR Supra Hits the Streets with More Power, A91 Edition and First-Ever Four-Cylinder Turbo Model
in ichitaka05's interview it sounds like Tada pretty much concedes that it's a Celica successor but all the necessary changes they wanted to make was scrapped due to time and cost. either way i think people are making too big of a deal over this. if it's a good car it will sell, if not RIP...