Bots level the playing field. Retailers that sell goods widely available on the Net will have to compete on price or service alone. Banner ads and sucking up to search engines will do no good. Hits on those sites will shoot skyward. So will the rates those sites can charge advertisers.
Retailers are also buyers.
Wholesaler bots are a logical extension of consumer buying bots. After all, a slave is a slave. Either way, bots will exert downward pressure on prices for everyone. But then, a little suffering isn't such a bad thing. Find out how.