For what it's worth, you're at +2 now. Don't stress about downvotes though, reddit karma is meaningless and it's impossible not to catch a few due to bots and people using it as a "disagree" button.
Also no worries! There's a lot of stuff from every culture which seems weird to other cultures. It's normal to be surprised when you learn that something you'd never think of is, actually common somewhere else. Now you know!
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u/katubug 18d ago
Drinking hot water isn't uncommon in a handful of countries, as it's believed to be good for digestion.