On Thu, 29 Aug 2013, Ed Vance wrote to Nicholas Boel:

 EV> When I watch a YouTube Video I change the Quality to 240 and then
 EV> Pause the Video to wait for the Time line bar to get 1/4 or 1/3
 EV> across before I start watching it.

yeah, good luck with that... they have changed things so that doesn't work
like that any more...

 EV> Some times that works, but lately I've noticed that if I Pause the
 EV> Video the Server will Wait for me to Press Play.
 EV> Such is life.

ahhh... you have run smack into it...

there is a way to handle it but it requires an addon to the browser and
then a setting in that addon you enable... then the addon injects the
setting into the stream so that YT still gets it like it use to... that
might stop working one day, though...

)\/(ark