This has been going on for years. In its simplest form, A-B testing - show two variations and see what 'works' best. Take it further with cookies, and other data, and it becomes easy to manipulate further….
This has been going on for years. In its simplest form, A-B testing - show two variations and see what 'works' best. Take it further with cookies, and other data, and it becomes easy to manipulate further….