You can route old account emails to new and answer people from new account. It's quite seamless, to new people you give the new email. At least I knew few peopl

You can route old account emails to new and answer people from new account. It's quite seamless, to new people you give the new email. At least I knew few people who have done it after name change, but marriage and taking new name is less common nowadays than it used to be I guess.