On: EU law mandating universal chargers for devices co...

[ggreer]

Section 3.6 specifically says that you need a cookie consent notice if you save preferred language for more than one session (a few hours).

[cccbbbaaa → ggreer]

It says that simply telling the user that the language setting uses a cookie is enough to obtain consent in this case. Not that you need a full blown banner. The CNIL even says you don't need consent to do it.