As someone who has been stuck with an email address I created when I was 13, this would certainly be a welcome change!

Yeah, I imagine this will help a lot of people who created retrospectively-cringey email addresses in their youth, but kept them over the years because of inertia

> After changing, Google details that your original email address will still receive emails at the same inbox as your new one and work for sign-in, and that none of your account access will change.