[spywaregorilla]

> On the upside, it apparently became an upward mobility avenue for "low caste" folk who would otherwise not be considered for valuable positions.

I mean... yeah. Absolutely. That is a huge obvious upside, and as far as I can tell, there are no downsides to this at all.

[inanutshellus]

The downside is clear if you're upper-caste, but my point was to reinforce the (challenged) statement that over-sharing in other cultures is both commonplace and intentional.