This role is for people who have subscribed to the project. It allows you to view the delivery channels and the password channel whenever you want [depending on your subscription level]

This role is for people who have stars in their possession. It allows you to access the request delivery channels.

This role is for people who redeem the tumbrl access service. It allows you to access the password channel

This role is for those people who had stars but already used them. It does not allow you to see any extra channels but it saves you from the monthly user cleanup.