should i make my own backsplash tiles...

My kitchen backsplash currently looks like this (just the adhesive left over from when I tore down the plastic crap that was there):

(tea pot by Judy Jackson) many friends like the yellow distressed look, but I am getting a bit tired of it, and have been thinking of getting nice gray-blue tiles, kind of like these from Heath:

and then I realized that I make a glaze for my plates that is oh so similar:

so why don’t I make my own backsplash tiles? in my spare time? I’ll try... because I really like the way the numbers look stamped in. Handmade tiles with stamped in numbers...hmmmm