not common for a male to have narrow feet tbh but I always use to notice ones who did and the 2 most ticklish ppl we ever tickle tortured had narrow feet haha
ye well tbh if u wanna tickle the person at their absolute maximum possible level of ticklishness in each place then u rlly gotta focus on all the feedback ur getting including all the different facial expressions and the little sharp changes in their face eyes, and their sounds or lack of...
tbh for me its more about what gets the person in the absolute maximum possible ticklishness state which normally mean building up from verryyy light grazing the very lowest line on the lower waist and concentrating a lot on the lower vline, hip hollows and hip bones and then very gradually up...
isnt it already possible to create a video of anyone so for example Merrick Hanna being tickled to absolute bits whilst completely immobilized and stretched out with his whole entire abdomen and feet fully bared?
I mean even if u like non-con and i admit my tickle torturings til we learnt about consent and limits were like that
once u KNOW about consent and limits then whats the fun in seeing it done to even an ai ?