A ship in international waters with satellite internet connection would be much cheaper, except it runs into the same problems as described by the sibling comment: https://news.ycombinator.com/item?id=48469397
You don't get 1,361 W/m² of continuous free energy when you're Earth bound and all those pesky water molecules.
Also, pirates
You don't get 1,361 W/m² of continuous free energy when you're Earth bound and all those pesky water molecules.