For example, if the work of someone on Mastodon or Peertube is being discussed it could be helpful to ping them.
You could always try it.
On Lemmy, can I @ or mention someone on another ActivityPub service?
Submitted 3 days ago by FarraigePlaisteach@lemmy.world to support@lemmy.world
in_my_honest_opinion@piefed.social 3 days ago
@geerlingguy@mastodon.social has a new vid on Bambu printers
https://mastodon.social/users/geerlingguy
FarraigePlaisteach@lemmy.world 3 days ago
Great example. That’s the exact use case I’m thinking of. Thanks!