This new reward is in addition to other enhancements to the benefits of having the HHonors Amex card, described on the same webpage cited, and previously announced on other threads in this forum, such as:
http://www.flyertalk.com/forum/showthread.php?t=407567
Interesting that the pre-announcement did not include mention of the AXON deal, apparently!
It's nice to see benefits being enhanced rather than cut!!! ^