Creating the cryptocurrency requires an enormous amount of energy.
The 2020 census will rely on more digital innovation than ever, which is creating both concerns and opportunities.
The secretive industry is notoriously hard to track, but an economics-based model could help researchers and policymakers estimate just how much electricity the cryptocurrency requires.
A slew of stories about the use of blockchain to ensure election security don't reflect the reality on the ground.
Unless energy efficiency improves dramatically, demand for cryptocurrencies will eventually be self-limiting.