Duty finder queue seems broken.

[StouterTaru]

While its true that you are not getting kicked to the bottom, its also not true that you stay at the top of the queue.
Or how would you explain that sometimes DPS have to wait 5 or 10 minutes again after someone did not accept?

Read the rest of the post you quoted...

Other partial groups can start up while you are waiting, and after the failed commence these partial groups can take away your healer/tank. It definitely should be done differently, though.