On Sun, Jul 10, 2016 at 10:14 AM Eli Zaretskii <eliz@gnu.org> wrote:
 Does this mean that the slow operation is also gone when you do that?

It seems to be a little better, yes, though it’s hard to tell without running a long session and opening several buffers. I just opened 200 buffers and it didn’t seem to be enough. I’ll have to wait and see until I get to it naturally.

Any variable which is global by default, but can be local in some
buffers.

Interesting. Good to know, thank you. 
--
Aaron