Oh definitely, even kids who are just 5-10 years younger than I am are now mostly using Mandarin only, and many of them are no longer super fluent in Shanghaine

Oh definitely, even kids who are just 5-10 years younger than I am are now mostly using Mandarin only, and many of them are no longer super fluent in Shanghainese. Basically I think kids born before 1995 were the last batch of people growing up learning fluent Shanghainese.