Must Reads is MediaShift’s daily curation of the big stories about media and technology from across the web. Sign up here to get these delivered right to your inbox. 1. Quartz Messaging App Breaks Ground in New Snap-ified Landscape (Ken Doctor / Politico) 2. Has the White House Press Office’s Silence Become a Weapon in its War […] The post Must Reads in Media & Technology: Feb.