This just happened in two Dutch sites in a row. Now, the need to conform with law is one thing. However, blocking access to content, and refreshing the entire page after the user consents (e.g. more time delay), is extremely user hostile. Let’s be clear. If even showing a glimpse of your content has as a prerequisite that the visitor agrees to your cookies, you are doing something terribly wrong.
For some logical guidance on implementing cookie consent, see Google’s https://www.cookiechoices.org
Another example below. They have even invented a “cool” new way to hide content:
Also published on Medium.