Shoppers have an unprecedented number of options today thanks to the advent of e-commerce.  But John Caplan, the CEO of OpenSky, noticed that a key part of shopping was missing from the web.  "Physical retail is over, yet shopping online isn't always a great experience," Caplan said in an interview at OpenSky's New York headquarters. "Our site is the online equivalent to going to a flea market with a friend." Caplan founded OpenSky in 2011. Since then, the site has amassed 2.5 million members.  "Many e-commerce sites today act as search engines," Caplan said. For example, ... Read More