No, marketing is doing this for decades, it definetly works. The overall problem is more that most Influencers are laymen with no clue about proper marketing, a

No, marketing is doing this for decades, it definetly works. The overall problem is more that most Influencers are laymen with no clue about proper marketing, and so are the people who fall to their ploy. Influencers can have significant impact on sales in every area, if they wield their fame rightful. The real problem is that most influencers are only fame for themself, their personality, the entertainment they offer, but hardly for their expertise in any specific area. So the crowd they gather is to diversified to be useful for a specific product, outside of generic stuff. But you see the effects more clearly when you look at tech, gaming or weeb-stuff, where people who are fame for their general expertise or specific expertise in some game, tech or weeb-area.