They did. The plastics industry sinked millions in campaigns to convince the people plastics are reclyclable. The only thing missing from being a true Musk move is that they came up with it themselves, instead of buying off the idea from someone else.
Executed is not a synonym of "bought". And arguably, none of them is revolucionary. With a cool $1bn in the bank, you bet I could do better, such as investing in tech that solves real problems instead of 3rd cathegory sci-fi adaptations.