Mark is a user on octodon.social. You can follow them or interact with them if you have an account anywhere in the fediverse.
If you don't, you can sign up here.
What I imagine about local timeline is that it gathers toots from my area, but apparently not??? I'm in Kuala Lumpur, Malaysia and yet the local timeline loads toots from San Fransisco.
@tentooed I think it just means local to the server/instance you chose. People can join those from anywhere. Some seem to be theme based but it doesn't have to be.
