With Elastic, instead of specific use cases, a use case has to be coded by the user of the system in Elastic’s own programming language - Elastic PL.
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.