Hypothetically speaking, if the average Chinese person was as wealthy as the average American, how would that affect the world economy and geopolitics? What is America so afraid of?
China is clearly aiming to take over Taiwan, and if they can't do it peacefully they are building up a military that can do it. America should be afraid of that.
China clearly support Russia in their war on Ukraine despite pretending neutrality. Europe should be afraid.
China is doing lots of other geopolitical things that you should be afraid draws you in.
Everything. The whole empire exists on the basis of exploitation, and existence of enemies. The US military industrial complex has immense power, and it needs a reason to exist, and keep existing.
China clearly support Russia in their war on Ukraine despite pretending neutrality. Europe should be afraid.
China is doing lots of other geopolitical things that you should be afraid draws you in.