42 Software as a service (SAAS) services featuring software for digital validation and verification of blockchain transactions; software as a service (SAAS) services featuring software for virtual currency and crypto-currency data processing, transaction processing, mining, hashing, acquisition, verification and transfer; software as a service (SAAS) services featuring software for virtual currency and crypto-currency data processing, transaction processing, mining, hashing, acquisition, verification and transfer via proof of stake blockchain protocols; software as a service (SAAS) services featuring software for virtual currency and crypto-currency data processing, transaction processing, mining, hashing, acquisition, verification and transfer via proof of work blockchain protocols; cryptocurrency data mining; providing temporary use of non-downloadable computer software for accessing, creating, exchanging, managing, selling, sending, storing, and validating digital tokens and crypto assets authenticated by non-fungible tokens (NFTs); Platform as a service (PAAS) featuring computer software platforms for providing access to crypto assets authenticated by non-fungible tokens; design and development of information technology infrastructure for others, namely, of Web 3.0 infrastructure; product design and development in the field of of blockchain technologies