It's going to haunt you for years. Wife: "why doesn't this iot thing work?" Oh its on the wrong network. "I don't understand it just doesn't work". Then I go add more exceptions in pfsense and the cycle continues.
I have a Mikrotik router, 2x VLAN-enabled switches, and 3x VLAN-enabled APs. My Internet access broke every day for a month while I figured out what I was doing.