One of my favorite fansites is The Marvel Family Website. Just lots of pure Captain Marvel and friends love and goodness.
Recently they ran an article about a unique power Captain Marvel used to exhibit: the ability to walk through walls! I added my two cents towards the end to show that good ol' Cap ought to have displayed way more unique powers to help differentiate him from the Man of Steel.
This subject deserves a long and lengthy dissertation, but I wanted to just mention it for now so I have the links handy.
To be continued...