No.
I know a 17, 14 and 16 year old that like Markiplier.
That can't be true. The picture said 10, i'm no mathematician but i'm pretty sure all of those numbers are above 10.
I haven't watched Jack in a while so idk how he is now, but he wasn't so bad back then I guess.
To be honest I haven't really watched him either, he just came off as another 'LOUD NOISES, FAKE REACTION' YouTuber like Markiplier and Pewdiepie
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I'm watching cringe videos, the anime/emo ones kill me every time.