i think no one have money to waste for making lot of useless transaction and paying each transaction fees...so it may be that that person is founder of another cryptocurrency.so that rate of bitcoin rate go down.
You should search for threads that match your topic instead creating a new thread for everything you want to say.
Besides that bitcoin price did not crash. And yes it costs a lot of money. Everyone doing that from a business would have to explain to his investors why he spent that money. Will be hard in most cases since the usefullness is thin.