[reaperducer]

So you're in favor of companies breaking their terms and conditions at will? I think that would cause quite a lot more outrage and problems.

Do you really never get e-mails from various companies every few weeks telling you that the terms of service have been updated?

I think I get one from eBay alone every other day.

[johannes1234321]

Those can not be compared that easily. There are many changes you can do easily. Changing data retention periods impacts guarantees customers may have given in compliance to privacy regulation like GDPR, HIPAA etc. and thus is a substantial change to the customers in areas with such regulation.