A major political entity admitting mistake and correcting based on feedback. How refreshing.

The banners should stay. If a site doesn’t use cookies, you don’t get a banner. The sites choose for themselves if they want to use cookies and put up an obnoxious banner, or not use cookies.

The actual EU documents say the complete opposite. They say that the cookie law is going nowhere, this new thing is a framework for easier compliance with the existing law for big business.

From the letter issued by the EU Supervisory Authority to the Commission about this :

While voluntary commitments [of companies to adhere to the GDPR] may be a useful tool, the pledging principles should by no means be used to circumvent legal obligations. In addition, undertaking voluntary commitments does not equate or guarantee compliance with the applicable data protection and privacy framework.

https://addons.mozilla.org/en-US/firefox/addon/consent-o-matic/