"Innovative" email apps have become like Instagram filters for your inbox: novel, swappable, and disposable. This is a good thing."Nobody wants to run two email clients," Javier Soltero tells me. "Nobody sane, anyway." Soltero should know-he's the general manager of Microsoft Outlook, one of the most popular email apps on Earth. He also co-founded Acompli, a mobile email startup that became an instant tech-world darling in 2014 before getting acquired by Microsoft (and rebranded as Outlook Mobile) less than a year later.There's no way to win at email.Read Full Story