This is so true! And GC is a brilliant metaphor.
Typing this quickly since I'm on a deadline at work, but for those interested in getting started, I set up a quarterly "Meditation Challenge" online group to track progress and keep people motivated by having a group of people and a goal. Myself and people in /r/meditation run it, so it's not a corporate anything, just a public service.
You an add your email and it will notify you when the next challenge starts: