Who cares whether he's cheating or not? Anyone who ignores your attempts to communicate, then shows up for sex, is SO not worth your time anyway. What would make you willing to put up with that sort of disrespectful treatment, cheater or no?
Me, 30ish bi female, been doing solo poly for roughly 5 years. Gia, Clay, and Pike, my partners. Davis, ex/friend/"it's complicated." Eric, Gia's husband. Bee, Gia and Eric's toddler.