I like the texting idea, but extend it to any barcode in the world, not just books, and then extend it to receive scans from phone cameras. I know it's been do

I like the texting idea, but extend it to any barcode in the world, not just books, and then extend it to receive scans from phone cameras. I know it's been done before, but if you're gonna enter the market, enter with both feet at once.