That's nonsense. It's not about the cookies, it's about the data collection. You can use cookies without having to use a cookie banner by simply not gathering data you don't need. And if you do gather that data without using cookies you still need to ask for consent.

I can tell you, with absolute certainty, that nobody knows how to implement the law or what it even means, legislators, lawyers, engineers alike. There was a good somewhere and now we're in hell.