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It's official: Smartphones will need to have replaceable batteries by 2027
(www.androidauthority.com)
This is a most excellent place for technology news and articles.
Good. I also read appliances (like your electric toothbrush or headphones) will also have to follow this guidance. This should make it easier to repair and recycle electronics.
My toothbrush uses AA for just that reason.
A lot of rechargeable gadgets like Philips Sonicare do not.