No that doesn't really work. High pressure helium pumps are expensive, heavy, an...

		nradov on April 11, 2019 \| parent \| context \| favorite \| on: Google Wing will deliver to about 100 homes in Can... No that doesn't really work. High pressure helium pumps are expensive, heavy, and require a lot of maintenance. Plus they require a lot of power to operate. And they produce a lot of waste heat.