[alt text: first, there's text over a happy Albinauric from Elden Ring saying "me when I thought recycling would save the world. second, there's text over a sad/depressed Albinauric from Elden Ring saying "me after I found out that plastic corporations invented plastic recycling to put the responsibility onto the consumer even though they knew plastic recycling was both chemically and financially not feasible, and now I have plastic in my brain, lungs, and testicles".]
Lots of inventions get changed or have knock on effects different than the inventor intended. We didn't get lazy, the corporations saw a cheaper alternative to disposable paper bags and went with it. It is a systemic issue that rises above the end consumers decision.