This is a great point - I often forget about powerline Ethernet but it works great. I still have a couple 1Gbps units in a box somewhere and used it successfull

This is a great point - I often forget about powerline Ethernet but it works great. I still have a couple 1Gbps units in a box somewhere and used it successfully years ago before doing proper cabling. This would be preferable to mesh WiFi if the ac wiring will let you get away with it.