I've been told that this is an urban myth. Ben On 2/18/2013 9:25 PM, Lisa Liel wrote: > > > It's related that the late Yeshayahu Leibowitz used to spend Purim in > Jerusalem and then spend Shushan Purim in Tel Aviv or elsewhere, for the > explicit purpose of eliminating his chiyuv of observing Purim -- within > the dalet amot of halakha.