I don't believe that you need to be a superuser, but you do need to specify the mountpoint. I am, however, getting the same problem where the sets do not populate.
wuziq@wuziq:~$ flickrfs flickrfsmount
Authorizing with flickr...
Authorization complete.
wuziq@wuziq:~$
We should be seeing "Sets are being populated in the background."
I don't believe that you need to be a superuser, but you do need to specify the mountpoint. I am, however, getting the same problem where the sets do not populate.
wuziq@wuziq:~$ flickrfs flickrfsmount
Authorizing with flickr...
Authorization complete.
wuziq@wuziq:~$
We should be seeing "Sets are being populated in the background."