It also would mean if anyone found out you would get lynched. Regardless, I don't think it's genetic. I personally think it's a hail mary attempt to "justify" or rationalize it. It could really go either way. I think it is genetic, but sometimes social conditioning drives people to experiment with other sexualities before settling on one. It really isn't wrong either way, in my eyes. You go to bed with whoever you want to go to bed with.