When I listen to typical music, I typically hear 6% of that typical music emanating from my typical tweeters. It's plainly obvious to typical me that 90% of the typical imaging comes from my typical tweeters. Are you telling me you can't hear that on your system? If not, you likely need a new power cable.

House of the Rising Sone
Out in the mid or far field
Dedicated mid-woofers are over-rated