draft
https://www.instagram.com/p/CoX21Q6uiax/?img_index=1
https://www.instagram.com/p/CmRhPptAYHx/
https://twitter.com/hikohiko/status/1762820350633783730/photo/1
KunioOkuizumi
https://twitter.com/KunioOkuizumi/status/1753261434497049068
フィルタ
https://twitter.com/TheFigen_/status/1772964289596572020
frequency spectrum
https://www.instagram.com/p/C4kkNUIOYtA/
https://www.instagram.com/p/C1WyqU5IECb/
https://twitter.com/mariuswatz/status/1759650058788622820
https://twitter.com/Lucas__Lejeune/status/1786179806272393504