Do You ACTUALLY Need A Steering Stabilizer on Your Jeep?

In this video JK Gear and Gadgets go over what exactly a steering stabilizer does on your Jeep!
They also go ahead and install the Teraflex Falcon Nexus 2.2 Stabilizer on their Jeep Gladiator Rubicon.
There are many different opinions when it comes to steering stabilizers..
Some jeep owners say they fix death wobble, or a bad stabilizer will cause death wobble.
Some jeep owners say that they are completely useless.
Some people swear by the dual setup..
Lets talk about some of these things, and i want you to decide what may be best for your setup.