Given that the OP demonstrates all the theological insight of a manger scene in a store window, I believe the time frame calculation was in rebuttal of the idea that the Magi arrived while Yeshua was still in swaddling clothes.
Given that the OP demonstrates all the theological insight of a manger scene in a store window, I believe the time frame calculation was in rebuttal of the idea that the Magi arrived while Yeshua was still in swaddling clothes.