It's not a taboo, it's just not considered good manners in formal contexts.
replyBut it's fast and efficient, which is why people do it anyway.
So how does one eat ramen-like dishes in formal contexts?
replyThey don't. Ramen is a poor-persons-food and probably not being served at formal banquets.
replySlurp the noodles and drink the broth?
replyThat taboo is simply wrong in many contexts. Watch Tampopo after reading this and it can correct for a lot.
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