Apart from the fact that:Thats nice for icloud, but doesn‘t address the csam hash-checking function running locally on machines with mac OS 10.15 & newer. If your computer comes with a built in quiet little snoop that doesn't alert you of the presence of illegal material, but instead just alerts the federal police and wrecks your life, thats probably something everyone with teenagers should consider very deeply.
(A) Apple publicly announced they would not move forward with that solution, and
(B) A least one independent investigation verified above to be unlikely to be part of the current macOS.