It was irreversible. 

Sent from my iPhone

> On Oct 16, 2013, at 10:26 AM, "Giacom" <notifications@github.com> wrote:
> 
> In code/modules/security levels/keycard authentication.dm:
> 
> > \ No newline at end of file
> > +	for(var/area/maintenance/A in world)
> What was wrong with the previous method?
> 
> —
> Reply to this email directly or view it on GitHub.