Because that's a feature of human perception. How would you handle social life without at least some labeling of others? You brain would overload with all the unnecessary information.
Labeling is basically saving brain's RAM and CPU power.
Regarding caste, some online sources claim that all the top Silicon Valley executives of Indian ethnicity, belong to the brahmin caste, and that they even promote other Indian-Americans based on their caste.
Is there any truth to that? The sources were somewhat dubious.
I posted the link hoping to convince you that your claim is inconsistent with the existence of huge multi-storey gay clubs in the center of Moscow. Guess I was wrong.
At the moment, accumulating 51% of the Bitcoin network's hash rate is prohibitely expensive. An attacker would be better off just using that massive hash power to legitimately mine bitcoins. This is the game theory behind bitcoin mining.
Having said that, smaller PoW coins have been recently hit by 51% attacks, as renting the needed hash power for them is cheaper than the profits from selling the double spent coins.
Which Russian news sources don't contain anything actionable in your opinion? I've been following the recent schism in the Orthodox church and the land conflict between Chechnya and Ingushetia on meduza.io (popular independent media website), and I feel that it is quite decent.
The context of his memo is an internal gender studies mailing list, which is supposed to serve exactly these kinds of discussions. It's not like he sent this document to unsuspecting employees.
Labeling is basically saving brain's RAM and CPU power.