42 providing temporary use of on-line non-downloadable software for enabling users to electronically create, exchange, store, send, receive, accept and transmit digital, cryptographic, non-fungible tokens based on the block chain technology, smart contracts, and decentralized autonomous organizations; technological consulting in the field of cryptocurrency; design, development, and implementation of software for electronically creating, exchanging, storing, sending, receiving, accepting and transmitting digital, cryptographic, non-fungible tokens, smart contracts, and decentralized autonomous organizations; platform as a service (PAAS) featuring computer software platforms for providing an online global exchange for peer to peer trading of digital tokens, and for enabling users to trade digital tokens; providing a web hosting platform for minting of NFTs and crypto-collectibles, non-fungible tokens, semi-fungible tokens and other application tokens; all of the foregoing excluding computer software for portfolio and securities management