The document discusses the evolution of mobile commerce, drawing parallels to historical events such as the fall of the Berlin Wall to highlight the transition from walled gardens to an open mobile ecosystem. It outlines the growing mobile commerce opportunity, including PayPal's integration options and the success of apps like ShopSavvy, which facilitate mobile payments and comparison shopping. The author concludes that mobile commerce is on the brink of significant growth, urging collaboration to innovate payment methods in this space.