Lakshmi, 50, lives in California, USA and always wears stylish saris. She gets them from Babu in India. You might picture Babu as a tech savvy, new-age entrepreneur. But the reality is stark different. He is an illiterate weaver who just knows a few basic functions in his smart phone. He can photograph his saris and WhatsApp them to his customers and based on their request, ship them.