Hot Cyder is the online tag of an artist and Youtuber credited for the thumbnail of Jacob's Geller 2022 "Head Transplant and the Non Existence of the Soul" who can be find on Twitter (@HotCyder). Their bio on Twitter has them self-describe as a "Thumbnail Guy", promotes their eponymous YouTube channel, underlines that they are in fact Welsh, and not British and also promotes the video game podcast "Bullet Time", of which they are the host.