You only start to need the popups if you specifically put cookies on a visitor's browser to build a personal profile of them. This can be for e.g. sales acquis

You only start to need the popups if you specifically put cookies on a visitor's browser to build a personal profile of them. This can be for e.g. sales acquisition or marketing engagement, but also includes cookies to simplify login, so not everything is "stupid stuff." A cookie that stores "was here, skip the splash page" may already fall afowl, if you put any session metadata in it.