What do you consider the biggest threat to humanity?

What do you consider the biggest threat to humanity?
Willful ignorance.
Incompetent/malicious leadership. Most problems listed in this thread stem from that issue.
Ignorance
Short term: geopolitics. Long term: oceanic eco-collapse.
Apathy
"The world is fine. The people are flocked!" -George Carlin
Antibiotic resistant bacteria
Confirmation bias
Crab people.
World leaders with big egos and nuclear weapons.
Stupid people.
[removed]
The confidence of idiots.
Death
The outdated education system that produces brainless, unmotivated people with no desire to learn on their own.
Mississippi
James Corden
Misinformation. Facts are now debatable.
Gay frogs
The Florida Man
Giant radioactive spiders with telepathy
Pollution- plastics, exhaust causing an abundance of co2 and deforestation will destroy us.
Dumb people who think they're smart.
Herd mentality (and the most dangerous instance is ideologies)
Greed.
Propaganda.
Stupidity, selfishness, greed.
Robots. That’s why I created mine with 6 foot cords.
The growing political divide from social media and online misinformation
Your mom if she falls over
[deleted]
ManBearPig
Stupidity and willful ignorance
Social media
Facebook
Misinformation
Facebook.
In no particular order: a hostile AI singularity, solar flare EMP, asteroids, Mississippi, run-away irreversible climate change, global economic hyperinflation, the Malthusian trap, and thermonuclear war. Oh, and social collapse to the extent that our nuclear reactors can’t be safely maintained.
social media
Social media and stupidity.
Dumb people.
Politicians
A commentary YouTuber named Jadyn
Cults/brain worms
Greed