It's social proof that you're an expert. You'll often get work just by being at these places in the role of a speaker, if you're looking for it. There are many

It's social proof that you're an expert. You'll often get work just by being at these places in the role of a speaker, if you're looking for it. There are many people who have clients they either don't like the work from the client, or want to get help with a thing -- so they can handoff clients/work to you.