At the moment.
Couple of sources, in Dutch: https://tweakers.net/nieuws/118145/belgische-provider-proxim... https://itdaily.be/nieuws/infrastructuur/proximus-orange-en-...
Here's an anonymized email address, please tell me how to de-anonymize it:
<redacted>@gmail.com
My point is that your hyperbolic statement is not true, and anonymization can be done correctly.Don't believe "anonymous" data is shared like that? Look at what New York Times could do when purchasing one of these datasets.
https://www.nytimes.com/interactive/2018/12/10/business/loca...
<redacted>@gmail.com + pfundstein is how it almost always fails.