'lol' doesn't mean 'laugh out loud' any more like how 'ok' doesn't mean 'oll korrect'. it acts as a way to say a sentence shouldn't be taken too seriously when it would otherwise be taken seriously.
Replying to @s0v3re1gnn0rt0n @SovereignNorton
lol ok
5:03 PM - 22 Sep 2018
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