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Mesh networking is an old idea. Oddly enough, the low-cost XO Laptop built by the 'One Laptop Per Child' organization - the so-called $100 laptop - was designed with built-in mesh networking. The idea with the XO machine was that many kids using those laptops would be out in rural areas without reliable Internet access.
Imagine: I got patent rights to the only machine in the world to make low-cost sanitary napkins - a hot-cake product. Anyone with an MBA would immediately accumulate the maximum money. But I did not want to. Why? Because from childhood, I know no human being died because of poverty - everything happens because of ignorance.
If you're a Texas Supreme Court Justice hopscotching across 254 counties, trying to tattoo your name onto the noggins of millions of voters, you must find creative ways to raise visibility and build awareness. Twitter, Facebook, etc. are low-cost but high-yield ways to leverage the support of key influencers and opinion leaders.
After costs, only the top 3% of managers produce a return that indicates they have sufficient skill to just cover their costs, which means that going forward, and despite extraordinary past returns, even the top performers are expected to be only as good as a low-cost passive index fund. The other 97% can be expected to do worse.
