As a squire, only about a month. I got here a few weeks before that, and just kicked around until the ceremony. If you mean how long I've been here on Earth... a few months beyond that. [Shrug.] I'm a Shadowkind.

Seems like they do. You can miss out on them if you want, or just show up for a moment, whatever. I don't think anyone will hold you accountable for them.