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everybody gets to tell off Chinese manufacturers for using 3.3v chips in counterfeit cartridges for 5v home console systems but warning someone in a large-following tech discord about the different voltages between RS232 and TTL gets you a shunning from tech twitter
this happened a long time ago but a lot of mutuals are still friends with the person in question and it still upsets me sorry i just hate internet microcelebrities pulling rank