[ichabod1]

I don’t know why people find the idea of people changing their clothes to be sexy. It’s not sexy.

[Mears]

I don’t get foot fetishes either——different strokes,I guess.

.

[Valpal1]

I think the attraction is the voyeurism and invasion (penetration) of someone’s privacy, maybe a bit of power-tripping because there is an element of power transfer in it as well.

Basically they are substituting a symbolic act because they are incapable of achieving the real one, for whatever reason.