This is not exactly news, those the Surgeon General officially saying it and recommending labels on beer and wine to that effect is certainly newsworthy. It’s easy to now stigmatize drinkers much like smokers, though it’s not a useful way to think about risk.

As the joke is about Proposition 69 warnings, everything causes cancer in California. But there are many products of modern life that are harmful but impossible to completely live without. You have to weight the risks and know certain choices may reduce your lifespan. On the other hand, you should worry more about big risks then little risks like that occasional beer or smoke with friends.