A Startup That Makes High-tech Notebooks Crashed And Burned On 'shark Tank,' But Business Is Booming

YouTube/Rocketbook Like the "smart" thermostat and doorbell before it, the paper-and-pen notebook has now been upgraded for the 21st century. Rocketbook makes notebooks that let users access their notes on the web. In 2016, the Rocketbook founders pitched the "Shark Tank" judges on investing in the startup — and were rejected by every investor. Rocketbook, a startup that makes and sells "smart" paper-and-pen notebooks that let users access their notes on the internet, crashed and burned in an episode of "Shark Tank."See the rest of the story at Business InsiderNOW WATCH: 'Shark Tank' star Barbara Corcoran shares her keys to making a good first impressionSee Also:This ex Goldman Sachs banker is the newest general partner at Greylock Partners, and she sees more $10 billion software companies on the horizonThis MIT grad just got millions to build an entire fashion brand that's inspired by algorithmsThese investors say venture capital is broken — and they've started an 'Unusual' new fund to fix itSEE ALSO: This founder went from scooping ice cream to running a $250 million startup that caters lunch for Salesforce, BuzzFeed, and Fandango — here's how he did it