Given news re: Beeper giving up, perhaps the time is ripe for people to start reconsidering my proposal that closed software messenger apps are sometimes a good thing and enforced messenger interoperability is a generally a bad thing.

Apple Set to Avoid EU Crackdown Over iMessage Service
EU tentatively finds it doesn’t warrant being covered by DMA
New antitrust law imposes raft of Big Tech dos and don’ts

https://www.bloomberg.com/news/articles/2023-12-06/apple-imessage-set-to-avoid-eu-s-digital-dominance-crackdown?leadSource=uverify%20wall