Opacity has quickly established itself as a tool to effortlessly share files uploaded through Oyster. Opacity means you are in control over who sees your data. Keep your file handle private, and you are the only one able to access that file. Selectively share it with friends, or whole communities, to make files accessible to whatever audience you like.
#MetaHash is a next-generation network based on the Blockchain 4.0 technology for sharing digital assets and a platform for creating and managing decentralized apps and services in real-time