cache which lists are private
cache which lists are private

we shouldn't need to query every single time for which lists
are private...

quenda/ponymail,jimjag/ponymail,jimjag/ponymail,quenda/ponymail,Humbedooh/ponymail,quenda/ponymail,rbowen/ponymail,Humbedooh/ponymail,jimjag/ponymail,Humbedooh/ponymail,rbowen/ponymail,jimjag/ponymail,rbowen/ponymail