PlexATV/Plex-ATV-Plugin — comment on commit 68d23cdb9d01743c5304bb2009e6f00010b1108b
File:  line 0
By tru:

We did try that at first, for some reason that statement is never true on any firmware. My guess is that they use some kind of message forwarding that dosen't support respondsToSelector. So this is the way to fix it so that it at least doesn't break.