I just wanted to comment on the Coke point specifically. They already have achieved market penetration at such a high level that I wonder is it really still wor

I just wanted to comment on the Coke point specifically. They already have achieved market penetration at such a high level that I wonder is it really still worth it for them to keep spending 4B on ads a year. Uber also had a similar experience: https://news.ycombinator.com/item?id=25623858 https://news.ycombinator.com/item?id=25623858