I've seen this argument a couple of times in this thread. I used to use Spotify and now I use Rdio and I do not see a difference in speed at all. What kind of s

I've seen this argument a couple of times in this thread. I used to use Spotify and now I use Rdio and I do not see a difference in speed at all. What kind of speed are we talking about? How quickly a song starts playing? I've noticed no difference, and obviously the songs can't play faster.