Google says all users in the United States can now change their Google account username; users are limited to one username change every 12 months (Kris Holt/Engadget)

Kris Holt / Engadget:

Google says all users in the United States can now change their Google account username; users are limited to one username change every 12 months— Your old email will still be available as an alternative address. …Many of us have a poorly chosen, regretful email address, but now we’re stuck there.