i am registered in Pchain supernode campaign and will try to install it when it's main net will be live on March 2019. The registration will be closed after October 20. More info you can find on their news channels and website pchain.org or here: https://www.reddit.com/r/Pchain_Org_Official/comments/992x7d/how_to_become_a_executive_dynamic_super_node_and/
i think PAI tokens may have a huge value in the future.