With the greatest respect, it's my opinion so I can base it on what I like. That's how opinions are formed.
It's obviously more than that but you can't honestly claim to have no prejudices against any brands based on the fact you don't particularly like them though there's no real reason for it.
You know what, your right, I'm a knob. Can we move on as the thread is about the M4, not how bigoted I am