Please stop posting these. Users are complaining to us that you're spamming the threads, and they're right.

I actually banned your account but since you've posted other sorts of comments in the past, decided to unban you. But please don't do this sort any more!

The scammy thing is that the links contain Amazon affiliate tags -- that is, it's just sleazy attempts to earn affiliate revenue, not even book recommendations as an attempt to be helpful. If they didn't include an affiliate tag, they'd be a little strange but not really a problem.