Because if the spouse is aware and accepting, it's not "cheating" anymore, it's just an open relationship. "Cheating" implies dishonesty and deception. ..Some

Because if the spouse is aware and accepting, it's not "cheating" anymore, it's just an open relationship. "Cheating" implies dishonesty and deception. ..Something I think that keeps getting lost in this discussion that inevitably turns towards discussions of polyamory - this is not a discussion about whether polyamory is okay, it's a discussion about whether it's okay to lie to another person who you've of your own free will promised that you will be monogamous with.