User blog comment:Lia Schiffer/422: The silent victory/@comment-1492258-20101001210704/@comment-2212681-20101002001035

But Ichigo's lost his powers before (granted that was due to a much different process), so maybe it's an effect of the Final Getsuga Tenshou. Hollow Zangetsu did say he wanted to protect Ichigo. But alas, all we can do is theorize until next week.