I mean I paid to remove ads.

Boost and got the paid version. It’s clean and responsive.

Sure, but what would be the purpose of using activitypub then if it isn’t publishing someone’s activity.

Activitypub is user based, it’s not built to support anonymous accounts.

No worries, there’s an unlimited number of invites! I sent you an invite over DM.

Do you want an invite to Mastodon.online? It’s an official server like Mastodon.social, but is invite only.