I think this is on the back of product listing ads which are now aggressively pushed, these combined with regular ads crowd out the organic results on ecommerce

I think this is on the back of product listing ads which are now aggressively pushed, these combined with regular ads crowd out the organic results on ecommerce bases searches. Unlike text based ads which require significant time/ tech investment to create a campaign across a large number of products, product listing ads just require a merchant to upload a feed.