Its best to post your content here and link the source, I believe this is allowed than luring people go register to that site.
you pay in NWC tokens for advanced options.
Sound like a shilling attempt for me.
He knows that you need to pay and create account to read the full content, which is why he posted that link to make users register. Its an old trick of webmasters to make new users to signup. If they give away tokens there, the bounty hunters will probably fill the site.