This week, Twitter might have gotten a little more useful.

This week, Twitter might have gotten a little more useful. Their new #AmazonCart initiative allows users to add any item to their Amazon carts without leaving their Twitter feeds by replying to any tweet with an Amazon product link using the tag. Shopping through social networks has not quite caught on with Millennials yet, but as they rely on peers for product recommendations, the #AmazonCart concept could appeal to the generation. (AdAge)