Random account I picked as an example for this post.
On Twitter you've probably seen people reply with hashtags like this. Don't bring this over to Mastodon. On Twitter hashtags don't matter very much anymore, but on Mastodon they're a core part of discoverability. People on Mastodon can follow hashtags so if you're filling up their home feed with trash you're probably going to get blocked, and your admin might get reports about you and ask you not to spam hashtags.
@nathan
In general if there's a π¬π§ in the bio ...