Dunno if it's been mentioned, but as the news/politics has been so toxic around the world I've been spacing out off in the famous incidents of computer gaming. There's some funny stuff there. This event was legendary - the Corrupted Blood Plague of World of Warcraft:
https://www.youtube.com/watch?v=HFMv_hqinvc
Programming oversight. Deadly pathogen. Unintentional breach of containment. Asymptomatic carriers. Isolation attempts, quarantine attempts. People running for the hills, or swimming to far off islands. Suspicion of others. Trolls spreading it. Cities desolated. Millions of deaths with skeletons piling up.
Here's some raw footage of the plague:
https://www.youtube.com/watch?v=sAEhyHiNdrA
https://www.youtube.com/watch?v=fS8IKiSIfhw
And this guy claims to have unleashed patient zero, after about 10 seconds of moral contemplation:
https://www.youtube.com/watch?v=RxDvxKeLWlA