> Who cares? If people want to play in Bitcoin, what difference does it make. The externalities. This very thread is about how Bitcoin is messing up power grid

> Who cares? If people want to play in Bitcoin, what difference does it make. The externalities. This very thread is about how Bitcoin is messing up power grids and will soon be responsible for a non-negligible percentage of Earth's entire power usage (and the attendant pollution). It's not consequence-free fun.