Note: This calendar view maps the number of captures of https://www.youtube.com/embed/p4_9FY5P8d0?width%3D696px%26amp%3Bheight%3D352px%26amp%3Btheme%3Ddark%26amp%3Bautoplay%3D0%26amp%3Bvq%3Dhd720%26amp%3Brel%3D0%26amp%3Bshowinfo%3D1%26amp%3Bmodestbranding%3D1%26amp%3Biv_load_policy%3D1%26amp%3Bcontrols%3D1%26amp%3Bautohide%3D2%26amp%3Bwmode%3Dopaque, not how many times the site was actually updated.
Look Up URL in general Internet Archive web collection.