Social login used to create duplicate accounts when the email already belonged to a pending (inactive) signup — fixed forward in #5094, but some duplicate-email groups remain in prod. Most are same-session accidents ("started email signup, then clicked Sign in with Google") where the older account has zero activity and can simply be deleted;
Social login used to create duplicate accounts when the email already belonged to a pending (inactive) signup — fixed forward in #5094, but some duplicate-email groups remain in prod. Most are same-session accidents ("started email signup, then clicked Sign in with Google") where the older account has zero activity and can simply be deleted;