Startup | Marketing on Instagram: "He changed the way the world checks email. Sabeer Bhatia co-founded Hotmail in 1996 with Jack Smith, driven by a simple idea — people should be able to access email from any computer, not just through one internet provider. Hotmail became the world’s first free, web-based email service — a revolution in its time. Just a year later, in 1997, Microsoft acquired Hotmail for $400 million, instantly making Bhatia one of Silicon Valley’s most iconic Indian entreprene