That site is run by the EU, so those particular banners are the fault of the EU, yes. Most of the other ones you see are not, though.

If the EU is unable to separate itself from pages of analytics and tracking cookies and fifteen third party providers (YouTube, Facebook, Google, Twitter, and so on), then "most of the other ones you see" are likewise compelled to have the cookie banner.

Alternatively, if you need a cookie banner for every bit of analytics...

    Name: cck3

    Service: Cookie consent kit

    Purpose: Stores your preferences for 3rd-party cookies (so you won't be asked again)

    Cookie type and duration: First-party session cookie deleted after you quit your browser