Similarly, studying reinforcement learning raises awareness of the tradeoffs you need to make between exploration and exploitation (studying to became a generalist vs. an expert, switching careers vs. continuing in your field, etc)
Does anyone here have experience with Tresorit? [1] They claim to offer something similar in terms of secure sharing, but with zero-knowledge encryption, i.e. without storing keys on the server. [2]
Trouble is that the service seems very new, so not many reviews exist. The client being closed-source doesn't help, and I'm not in a position to evaluate their bounty program.