Mastodon is a website, which is well-suited for discussion and broadcasting. Yes you could create a website and often the agencies do also that - for presenting

Mastodon is a website, which is well-suited for discussion and broadcasting. Yes you could create a website and often the agencies do also that - for presenting more static information. But Mastodon etc. already solve the problem of discussion and "following" some specific party or "thread". A conventional web-site is good for distributing static information whereas a social media site is good for broadcasting notifications about CHANGES to that (more static) information.