Here’s our roundup of the top digital and social media stories you should know about (and from Andrew Beaujon, 10 media stories to start your day):
— Upworthy has released sample code for its “attention minutes” system of measuring engagement. “We actually use attention minutes as a core company goal,” Ed Urgola, Upworthy’s head of marketing, tells Fiona Lowenstein at CJR.
— This week, Sports Illustrated becomes the latest Time Inc. magazine to undergo a website refreshing to be more mobile- and video-friendly, Emma Bazilian writes in Adweek. Poynter covered the redesigns of Time and Fortune and Money earlier this year.