Caffeine can decrease anxiety? That's highly contradictory to a bulk of medical wisdom out there. People can experience spikes in their heart rate due to stimulants like caffeine.
Also, tea is more of a cultural phenomenon in that region of the world. It's not thought of as a tool for meditation. In fact, in yogic traditions, you're supposed to stay away from caffeine.
That's true, but batteries are for storing energy. Separating water into Hydrogen & Oxygen is for producing energy. You'd need to have a battery on board to do it and you might as well use it to run the electric motor since it'd be more efficient.
Works on Firefox.