Since you have a CMU ID, AFAIK you should be able to enroll in Piazza in additio...

lmwnshn on Jan 14, 2022 | parent | context | favorite | on: Are you sure you want to use MMAP in your database...

Since you have a CMU ID, AFAIK you should be able to enroll in Piazza in addition to following along with the assignments/projects (if you wanted to).