​ WhatsApp is literally everywhere. I knew the Facebook-owned messaging service was big in India, but it’s hard to grasp how large its influence is on everyday life until you spend some time there. It’s the go-to communication method not just for friends and family, but also businesses from local vegetable stands to brick-and-mortar crafts shops that send inventory updates and other messages to customers. Now, startups are trying to strip commercial benefit out of WhatsApp, b