system
A chat on subreddit /r/pcmasterrace
human
"I recently purchased a new 144Hz monitor and boy let me tell you, has it changed my life! But don't take my word for it, just look at this picture. Imagine being such a plebe you couldn't even tell the difference... good day to be PCMR 'mirite boys?"

come on you don't need a meme flair and /s attached to be able to tell he's joking...
gpt
Didn't see that post, but if this is word for word then yeah thats about as obvious sarcasm can get.