At the backbone of the industry are the buyers, who usually have Instagram accounts devoid of any identifying photos, which are used to interact with sellers.
Andy Warhol The pop artist was a major practitioner of podophilia, evident in his many shoe portraits and the mummified human foot he kept by his bed.
And he's got a big foot fetish.
Many of these aggregator accounts will either post pictures sent to them from sellers looking to gain more followers or will trawl Instagram looking for pictures to share â with or without permission.