A lot of new functionality has been added, but it is a bit inconsistent in its application. You should do a fair amount of cleanup before moving on to the next piece of functionality:
Attach the Buy buttons wherever there is a nonfunctional one now.
Add quantity fields to the product display page and the “hero” item on top of the category page.
Hook up the Buy and More Info buttons on the index page.
Make the byAuthor.jsp page look like the category page.
It's important to take a minute every few days to step back and make sure that you haven't left any important details behind in the mad rush. Thoroughness can be the first casualty of a tight schedule, and few schedules aren't tight at some point. These changes should be made in the ...