The wevsites themselves do not help because you plug in your preferences, and it's pretty easy to forget that humans have flaws, and no date is ever perfect. I forgot this. I dated so many great guys and let them all go because there was no 'stomach flip' which is probably based on my healthy diet more than anything else.
Dating will not be perfect, it should not b perfect. It should be real. You want a breathing body to hold at night. This is all sounding derivative now but it held my interest at the time and felt important