Probably because of this and this

here it is, no need to click anything:

Mar 25, 2024 —

… the Commission has granted Meta an extension of 6 months to comply with the interoperability obligation (Article 7 DMA)

Because of a “reasoned request” [from META]. … Commission said it’s received and accepted [request] from Meta.

granted because it was:

“necessary to ensure effective interoperability and to maintain the necessary level of security, including end-to-end encryption”.

and after that, there will be another request and so on forever, they have alot of dough to burn.

more details