I agree w/ OP. Using cryptography for privacy and data control is a step in the right direction and needs some critical mass behind it for broader adoption.
Shameless plug - that is exactly what Tozny provides. An easy way to have end to end crypto with a sharing model that keeps data in control of the original writer.
Shameless plug - that is exactly what Tozny provides. An easy way to have end to end crypto with a sharing model that keeps data in control of the original writer.