I've also changed how data is loaded when the sheet opens.
ISSUE FIXED. PLEASE REPORT ANY ISSUES IN SITE DISCUSSION
I based it off a level 2 item, the Resounding weapon, that dazes until the end of the turn. I think dazing is potentially more powerful. It is a daily power. I think making it have a save makes it potentially more powerful-- it could last longer. That was my reasoning. See any flaws?