Ah! You are right. https://www.timeout.com/newyork/news/this-scannable-nyc-billboard-lets-you-bid-on-an-invisible-piece-of-art-041421 https://www.timeout.com/n

Ah! You are right. https://www.timeout.com/newyork/news/this-scannable-nyc-billboard-lets-you-bid-on-an-invisible-piece-of-art-041421 https://www.timeout.com/newyork/news/this-scannable-nyc-bill...