I was visiting family and there was a new "squirrel-proof" bird feeder hanging up. I'd say that while a technical **fail** for keeping the squirrel out, it is a total **win** otherwise! :
NEROSUN Hanging Wild Bird Feeders for Outside,Outdoors, Red Copper Pan – Bird Lover Nest
Squirrel-Resistant Bird Feeders: Your Backyard is Our Battle
10 Squirrel Proof Bird Feeders To Make Your Garden Safer
Wild Birds Unlimited - Nature Shop
WELLFOR 10 in. H Squirrel-Proof Multiple Bird Species Wild Bird Feeder in Green GT-HGY-3552 - The Home Depot