Plenty of other devices such as outdoor cameras have replaceable batteries with no warnings.
Shavers have a water proofed interior shelled battery that although usually not replaceable, technically can be since all but 2 flat contacts are sealed.
Designing batteries for said water protection incurs extra cost, and is cheaper to just seal in, ensuring the financial burden of the design failure is on the consumer, this law helps end that practice.
Its likely he is referring to the galaxy s5 - the cameras and shavers you mentioned aren't trying to keep to the same size and weight limitations as mobile phones.
Plenty of other devices such as outdoor cameras have replaceable batteries with no warnings.
Shavers have a water proofed interior shelled battery that although usually not replaceable, technically can be since all but 2 flat contacts are sealed.
Designing batteries for said water protection incurs extra cost, and is cheaper to just seal in, ensuring the financial burden of the design failure is on the consumer, this law helps end that practice.