Some advice for using social media while limiting access to your information:
Unofficial open source lightweight CMS from Google and partners that lets organizations and individuals share crisis-relevant information. It powers refugeeInfo.eu.
Very happy to see this! Facebook and Apple need competition from somewhere that embraces the open web. Also kudos for using astronomical bodies’ & spacecraft names for the filters!
Find most any book you want, I think. Here’s some Jiddu Krishnamurti.