Silly clickbait title, which the author even admits up front.
UDP and TCP have different behaviour and different tradeoffs, you have to understand them before choosing one for your use case. That's basically it. No need for "Never do X" gatekeeping.
UDP and TCP have different behaviour and different tradeoffs, you have to understand them before choosing one for your use case. That's basically it. No need for "Never do X" gatekeeping.