While one can't help but see the big product introductions -- a social network, a mobile-payment system, a music store -- it's the deletions that are much more interesting.
Square fundamentally changed its still-new model of transactions by introducing a mobile payments system that centers on the consumer-merchant relationship rather than the payment itself.
Cultivating a network of entrepreneurs inside this system, in concert with local universities and outfits like M-PESA, the mobile payment service of Vodaphone affiliate Safaricom, is another step.