Planet13 - 7:51 pm on Jul 18, 2010 (gmt 0)

It also means for larger sites with lots of pages the link juice is getting spread so thin amongst lots of pages these are now below the main index threshold.

If that is the case, now more than ever is the time for e-commerce sites to link directly from the main body of text on their homepage to their items which generate the highest revenue. I would even link from category pages that have a lot of link juice but may not be related to the product.