Facebook tests ending the “like” counter, Ulta Beauty’s 30% plummet, and Brexit + Argentina problems

Summary: A “reverse engineer” took it upon herself to investigate Facebook’s code — and she discovered the company toying with a “hide your likes” feature. Ulta Beauty dropped 30% last week, so we looked into why and found an insight in slide #9. And with deadlines quickly approaching, we break down the econo-political drama in Britain and Argentina.