Mag world view: Chocolate & peanuts; 16 title swap; USPS down $1.9B; Google BFF?; Tumblr?Trust us; B2B digital circ

• Open door: The readers' editor on ... why chocolate and peanuts left a sour taste (Guardian)
• Bonnier, Source Interlink exchange titles; 16 change hands (Folio:)
• Publishers propose own draft Royal Charter for the independent self-regulation of the press (Jon Slattery)
• USPS Loses Another $1.9B in Q2 (Audience Development)
• Time Inc.’s All You Launches M-Commerce Pilot Program (Folio:)
• Digital Circ On the Rise for BPA Member Titles (Audience Development)
• MPA Rolls Out Pilot Program For Digital Measurement Standardization (Folio:)
• How Google Is Becoming the Magazine Industry's New Best Friend (Dead Tree Edition)
• A Tale of Two New Magazines:” (Mr. Magazine)
• Yahoo swears it isn’t going to screw up Tumblr — but how realistic is that promise? (PaidContent)
• How is algorithmic objectivity related to journalistic objectivity? (Nieman Journalism Lab)