Here’s a sign of the times. For the first time, you can go to the Miami show next week and buy NFT art created by some of the world’s leading superyacht designers, including Bannenberg & Rowell, Gregory C. Marshall, David Weiss, and Marco Casali. All of this, of course, exists in the metaverse. NFT (non-fungible token) art is unique, with identifiers that cannot be copied, substituted or divided. An NFT is recorded on a digital blockchain that can certify the authenticity of a specific digital asset. The NFT yachting art to be sold in Miami was put together by Zach…