💣 DO NOT USE THIS EXAMPLE IMPLEMENTATION. IT WAS MADE IN 2018 BEFORE THE ERC-721 STANDARD WAS FINALIZED AND IT IS NOT COMPLIENT WITH THE FINAL STANDARD.
A scalable example of the ERC-721 standard
All rights reserved.
I commit to relicense this under MIT license after https://tenthousandsu.com/ sells 50 squares (excluding grants). This will cover my travel expenses for working on and speaking about ERC-721. There are a total of 10,000 squares for sale.