> > I got to a point where I could reboot and that fixed it right up.
> I
> > was sure it wasn't supposed to be that high, but the time machine is
> in
> > the shop right now...
>
> So you had a situation where Ztree was consistently using CPU time when
> idle, even after reopening, and after a reboot it's not doing it?
>
> It would be really interesting to know what happened. Could it be that
> you were starting it in a different way before the reboot? I can't think
> how that could cause it, but I can't think of anything else to check.

I wondered if it was some issue due to launching another task, an image viewer or something, which didn't clean itself up properly.