3 ms·
why down-vote? was making fun of 'zero energy' being a useless & inaccurate term since energy is required, there's no such thing as zero energy in that context.
by al_be_back 4y ago
why down-vote? was making fun of 'zero energy' being a useless & inaccurate term since energy is required, there's no such thing as zero energy in that context.