Reviewing the influencer review

We trust online reviews. We buy what influencers recommend. But what happens when those reviews are faked or secretly paid for? China just rolled out new rules targeting influencers who rig demos, hide sponsorships, and fabricate test results. The era of fake reviews may finally be ending. / What is a "mango pineapple" (21:35)? On the show: Fei Fei, Steve & Yushun