Anycubic Kossel top mounted extrudes and spool holders

So this all came around from me wanting to upgrade my Anycubic Kossel linear plus to a dual extrude and trying to work out the best place to mount everything.

So i have to idea to mount the extrude in the empty space about the hot-end assembly and why designing the top plate to hold them i had the idea of being able to have a spool of filament on top of each upright.

For me this makes it so there is very little travel from the spool to the extrude and hot-end. I know it will make the print