Re: Bubble Burst
Speaking of Github
https://www.theregister.com/2015/03/27/github_under_fire_from_weaponized_great_firewall/
Of course there are plenty of sincere and helpful coders living under the domain of the CCP who are doing it for the love of contributing something helpful.
That's not the entire picture though. One can be aware without being miserably paranoid or nasty.