Why so? I mean, do your books lend themselves (no pun intended) to more people checking them out (ugh...) via that method rather than through a purchase?
Clarification: Amazon's payment system is not new; Monday's launch relates specifically to payments of recurring charges.
So does this mean we're gonna start getting Slashdot vanity pets at holidays?
Everyone who logs in on New Year's Day gets a "Red First Postling"!