Individual videos of Ruben talking about his books under the "Shorts" tab: https://www.youtube.com/@MtrplsHQ/shorts
Visit and bid on Ruben's collection here:
https://www.comicconnect.com/browse/auction/40?filters=1&pedigree_id%5B0%5D%5Bo%5D=E&pedigree_id%5B0%5D%5Bv%5D=90&