Starting to think they do more harm than good, at least when the direction is twitter->mastodon. Yeah it lets twitter folks try mastodon without committment, but that lack of committment is also a problem. It also lets a lot of twitter bs seep into the fediverse.
Birdsite cross-posters opinion
@gargron @lifning cf. https://twitter.com/ziggshots, this gets auto-tooted to my cybre