drewpasttenseofdraw

can you list the names of companies that collect our personal information? what techniques do these companies use to collect our information? how many data points do these companies keep track? in the future when we are all dead and these data sets are public domained what unobvious knowledge we be extracted?

what is preventing humanity from harvesting water vapor from the air around us? the Bay Area comes specifically to mind as being a wet place but with little rain.