If you have to ask t'Internet if it works, it's Snake Oil. If it worked, it would be well known by now and you wouldn't have to ask.
Questions you will NOT see on Forums:
Does ABS in cars actually work?
Do PLB's really send help?
Does expensive, ugly, boat devaluing, sweat inducing Anti-fouling actually work?
'Cos you KNOW they do.
Questions you WILL see on forums:
Does Ultrasonic Anti-fouling work?
Does Ultrasonic Pest Control work?
Does this explosive divining rod/sensor work?
Does this magnet bracelet keep me healthy?
Does this copper (common as shit element) bracelet keep me healthy?
Does this conducting strip on my Astra bumper prevent car sickness?
Does this magnetic gizmo on my oil line to the C/H really make the oil molecules burn more efficiently? (srsly guys, c'mon!)
Does this "220V voltage regulator" really save me 5% off my bills?
All of these have two things in common, they function "invisibly" and the buyers WANTS them to work. I smell a placebo effect.
Sorry if I sound like a cynical old bastard. I am