Ideas are fine, but action is important. Some kind of tool to surface the most pressing problems, list the current best solutions, then allow users to enlist i

Ideas are fine, but action is important. Some kind of tool to surface the most pressing problems, list the current best solutions, then allow users to enlist in implementing the solutions in their life and tracking them with friends might make an impact. That could be an open source platform, with volunteer coders, curators, and donators for server and other costs.