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Platform as a service (PaaS) featuring computer software PLATFORMS to facilitate authentication of an authorized device or user of a computer system; providing temporary use of on-line non-downloadable software and SOFTWARE applications used for building, launching, managing, and using Web 3.0, distributed ledger technology, and blockchain-powered protocols, applications, tokens, and cryptocurrencies; electronic data storage, namely, providing a blockchain technology-based, distributed database ledger for the storage of public, private or encrypted data, transactions and information; developing and updating of computer software for use in building, launching, managing, and using Web 3.0, distributed ledger technology, and blockchain-powered protocols, applications, tokens, and cryptocurrencies; providing a website featuring technology that enables users to build, launch, manage, and use Web 3.0, distributed ledger technology, and blockchain-powered protocols, applications, tokens, and cryptocurrencies; Computer services, namely, hosting and maintaining an on-line web site for others for collaboratively developing software; Platform as a service (PAAS) featuring computer software platforms for the collaborative development of software; Software as a service (SAAS) services, namely, hosting software for use by others for use in the collaborative development of software