Dropbox Files for I.P.O., and Other ‘Unicorns’ Are Watching
https://www.nytimes.com/2018/02/23/technology/dropbox-files-for-ipo-and-other-unicorns-are-watching.html
The online file storage company, part of a group of highly valued start-ups known as unicorns, said it planned to raise up to $500 million in a public offering.