@phillycodehound @scottjenson I was going to say that I pretty much feel the same, but on the other hand, Bluesky *kind of* has this feature now already?
A startup called Germ becomes the first private messenger that launches directly from Bluesky's app | TechCrunch
Social network Bluesky now offers private messaging by integrating the startup Germ's E2E encrypted messenger natively in its app.
TechCrunch (techcrunch.com)
Maybe something like this would work here as well rather than built-in?