"You got the <a href=""https://www.youtube.com/watch?v=iZnLZFRylbs&amp;t=1m24s"">1:24</a> position and <a href=""https://www.youtube.com/watch?v=iZnLZFRylbs&amp;t=5m10s"">5:10</a> down pat. <br><br>I can only guess you had a timer visible so you could tell exactly where you were since the video started.<br><br>As for the ending time"," I'm guessing you practiced this multiple times so you knew how long the video would take and you could elongate or shorten the ending screen to ensure it would be exactly <a href=""https://www.youtube.com/watch?v=iZnLZFRylbs&amp;t=5m10s"">5:10</a>.<br><br>Nicely done 👏"