This Week on #Twitter: Email Vs Social, Unsocial CEOs, Retailers Investing Less in Social

Need a little weekend reading?

We’ve compiled our top ten Twitter stories of the week, which includes a visual which looks at whether email marketing is better than social media (and vice versa), news that more than two-thirds of top CEOs have absolutely no social media presence, a study which reveals that retailers spent less on social this holiday season, a chart which shows how Twitter’s popularity is on the slide around the globe (while Instagram’s is very much on the rise) and the 10 biggest social networks worldwide.

Here are our top 10 Twitter stories of the week.

1.