Yes, I think it's a bit annoying (to me, because I dislike meme-speak) but it's not unrealistic for the character. But, to be frank, I think it's also Andy Wei

Yes, I think it's a bit annoying (to me, because I dislike meme-speak) but it's not unrealistic for the character. But, to be frank, I think it's also Andy Weir's style, because memes and pop culture references pop up even when it's not the character's PoV.