On Apr 4, 2017, at 3:58 PM, Eric Pettersen <pett@cgl.ucsf.edu> wrote:
the attributes will only exist in the current session (i.e. will not be preserved through a session save/restore cycle)
I guess I should say that the above is only true for custom attributes. For built-in attributes like bfactor, changes will be preserved through a save/restore cycle.