iTunes 10.5.3 Update

Back from China visit, 3 weeks away, I found no update at all on Jan 15, 2012.  Today Apple released the iBook2 and related information at New York news conference.  iTunes update is released afterward.

Here is a snapshot of the update:

The following is the comparison of spaces used before and after:

Command: df -lak	Used(Kilobytes in 1024-blocks)
Before	...70,352
After	...68,692
Difference (A-B)	1,660