Influencers, are they worth the trouble?

As much as influencer marketing seems like old hat nowadays, the industry shows no signs of slowing down. A recent Business Insider study revealed that influencer marketing ad spend is set to reach between $5 billion and $10 billion in 2022. Assuming it hits the midpoint of $7.5 billion, the five-year compound annual growth rate (CAGR) would be an incredible 38%. And not just that:

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