Those who has the ability to program has a moral obligation to drop everything to help the homeless? Classic slave morality, cliched moral self righteousness.

Those who has the ability to program has a moral obligation to drop everything to help the homeless? Classic slave morality, cliched moral self righteousness. "Getting together with your friends? Not a problem. Staying in touch with people you care about? Not a problem. Trying to find information about businesses and products? Not really much of a fucking problem." -- and 640K is enough for everyone, right? It's pure arrogance to think that just because you don't use something it's valueless. LinkedIn is incredibly useful for me. If you save each of your users a minute everyday and you have 10 M users, you'll save 6944 man-years per year. That's more than the life-time economic output of 70 people. The point is, incremental improvements matter. A 0.01% improvement over millions of people add up. So go for the 0.01% improvement -- you are changing the world.