Downloadable image files containing artwork authenticated by non-fungible tokens (NFTs); downloadable multimedia files containing images, graphics, art, text, audio, video, and audiovisual works relating to social media, influencers, memes, musicians, entertainers, computer and video games, travel, news, current events, music, musical performances, movies, television, finance, technology, culture, charitable projects, lifestyle, sports, fitness, art, literature, dance, self-care, fashion, beauty, cooking, food, recipes, pets, plants, advice, contests, and challenges authenticated by non-fungible tokens (NFTs); downloadable multimedia files containing images, graphics, art, text, audio, video, and audiovisual works of avatars for use in computer games, video games, virtual environments, and virtual worlds; downloadable virtual goods in the nature of image files of avatars for use in computer games, video games, virtual environments, and virtual worlds; downloadable multimedia files containing images, graphics, art, text, audio, video, and audiovisual works of avatars for use in computer games, video games, virtual environments, and virtual worlds; downloadable image files of digital animated and non-animated designs of avatars.;