ugh, hassle indeed. sorry about that!
I don't know that I could work around this and still honor their choice to only show their posts to logged in Bluesky users, but it's at least worth tracking. @swiftyshq feel free to file an issue on https://github.com/snarfed/bridgy-fed/issues !
@snarfed.org definitely good to want to preserve the privacy! i’m not sure of a good alternative either, but i’ll see about filing an issue in a bit!