Before the last quarterfinals match at 10K Lakes, one boulder decided it really didn't want to sit still. This
video shows the whole endeavor, watch the fourth boulder from the scoring table. It takes a full 3 minutes and 15 seconds to finally get this boulder to sit still (timestamp 1h29m to 1h32m15s).
What is the worst behaving boulder you have witnessed? What is the record settling time for a boulder?