French Intelligence Law: OVH's Point of View
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I'm willing to bet that statement is wrong and behaviors won't change for 99% of the population. Unfortunately, even people aware of privacy issues willingly put their data in the hands of companies such as Google, Facebook etc. where the privacy is limited.
But I live in Germany, and in my environment much more than 1% have changed behaviour in minor ways. For example, when a dance school filmed a performance a few weeks ago, the parents were strongly in favour of keeping that off the net, and particularly keeping the children's names off.