Vine Withers as New Instagram Video Shares Take Lead on Twitter

It has been only about 10 days since video on Instagram debuted, and Twitter-owned competitor Vine is already losing ground. Marketing Land used analytics tool Topsy to compare Instagram versus Vine link shares on Twitter. It found that Vine shares on Twitter dropped almost 40 percent between June 19 and June 20 -- the day Instagram video launched In the week that followed, the Topsy data shows Vine shares on Twitter continued to fallMarketing Land reports that on June 26, less than 900,000 Vine...