No, i have never thought that people on reddit speak the way they do because that's how most people generally speak online.
Link cause I'm not always a lib: https://hexbear.net/comment/3938186
Edit: followed up by this gem
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As I'm sure you can imagine, nothing i said was remotely like "no, u"
Jesus Christ how fucking tedious. I involuntarily let out an "oh my God" toward the end.