Having him die in the early 70's because of him quitting around the time of Cinderella ATL might make Aristocats better and WDW might handle budget better, but not much.Pre-1900 but non-smoking or at least lesser smoking Friedrich III would change a lot when he wouldn't get throat cancer.
Walt Disney might live some years longer without smoking but I am not sure if it change much on popular culture.
The late great John Wayne. Could just imagine him as a retired general, or still serving, in some of the 80's action movies, with Arnie, Stallone, Ludgren, Norris etc
Pre-1900 but non-smoking or at least lesser smoking Friedrich III would change a lot when he wouldn't get throat cancer.
Walt Disney might live some years longer without smoking but I am not sure if it change much on popular culture.