How do you know this? Other than for the period of April 3, 2021 to August 24, 2021, following a 12 1/2 Month Covid Shutdown, when has Disneyland had a period of exclusively Day tickets?
During the non-travel times of year, who are these people crawling over each other to buy daily passes at $120+/day?
The fact they rushed out Magic Keys, is evidence that they can't eliminate AP's for an extended period of time. Perhaps they may hit the pause button, work their way through the remaining Dream & Believe Keys between now and November, and make do with the demand for Halloween Time & the Holidays.
But if they don't institute something by early 2023, they'll be as empty as they were in the first months of their 2021 re-opening, when capacity was being severely restricted.