Targeted advertising was supposed to be better for consumers and marketers -- but on Twitter, at least, the reality doesn't look so good, writes Bobbie Johnson. The company's ad targeting is crude and ineffective, Johnson writes, and many advertisers are using Promoted Tweets simply to get more followers rather than to directly promote their brand or boost sales. "Twitter's making money, but at the expense of users and advertisers. This isn't the future I thought we'd be getting," Johnson writes.
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