How is the global expansion of social media likely to affect how people pursue social change?

Consider what you have learned about collective behavior, social movements, and social change this week. How is the global expansion of social media likely to affect how people pursue social change? How has it done so already? Use specific examples from the media (including a link to information about a recent social movement) as you analyze social movements, social change, technology, and the media.

informal discussion post, No need citation and reference