There aren’t enough discussions on social media by those outside South Asia about the caste system in India & elsewhere. Partially, that’s because it’s not well-understood in its interactions with class, ethnicity, & religion. This insightful discussion by Bobby Kunhu resonates with the disputes around affirmative action for women, Blacks, Latinos, & Native Americans in the US. There has always been opposition to affirmative action in the US as privileging the oppressed rather than attempting to equalize injustices which are by no means historic. But in the past few decades, there is an avalanche of backsliding among progressives on the issue. (Privilege once again rears its ugly ass.) This article is quite useful for understanding the issue as it pertains to caste oppression.
http://roundtableindia.co.in/index.php?option=com_content&view=article&id=9557%3Athe-ten-percent-