For me, romantic attraction means I have all of the warm swoony fuzzy feelings for another person, where I want to spend time with them, do things for them, have a deep, emotionally close relationship with them...the only things I don't want to do with them are sexual things like get naked and touch each other's genitalia and stuff.
Yeah most of what he says is based on nothing but his own flawed logic. Cass Eris has some scathing videos debunking a lot of his 'research' from a cognitive psychologist perspective and they are both densely informative and hilarious.