bug#26586: 25.1; header-line-format spins cpu

[Aaron Jensen]

On Fri, Apr 21, 2017 at 7:51 AM, Eli Zaretskii <eliz@gnu.org> wrote:
>> So, I'm guessing that org-sticky-header needs to escape or remove
>> elisp links before turning org headlines into a header?
>
> Yes, definitely.

Thanks. Maybe the author knows how, but for my benefit, how would I
escape %'s in a propertized string while maintaining properties? I
tried replace-regexp-in-string but that seems like it stripped the
properties (so my % became visible in the status line).