As a result of our investment and execution in the platform, today we are in a much better position to continue to innovate for our customers while we remain focused on building the most complete e-commerce ecosystem in the region, which we believe is still only a fraction of what it will become.

FORBES: Mercado Libre Shares Slump As Q4 Profits Miss By Penny/Shr

So far Microsoft has failed in execution as nothing more than a Nook app for Windows 8 has come out of their investment.

FORBES: Apple And Amazon Should Rejoice As Microsoft Morbidly Embraces Nook