No it doesn't. But the site is really shady, there's so many fake download links(ads disguised as download links) i took me atleast a few minutes to find the real download link when I first downloaded Paint.NET
You save your Rig as a .object File and then you upload a Project Folder with your Rig in it to an online public database like Mediafire or Dropbox and give the share-link to someone. I use Google Drive.
Its fine. Its not like i was the first to do it or that i own the idea. Its just it made me a bit uncomfortable. I've had people steal my content before and it get really defensive. I don't make the series because its popular, it actually means a lot to me for me to make this.