True.
It is an unfortunate tendency to treat Marx as some sort of defining point, and everything is either Marxist or not.
Marx was just one political theorist, and there was a left wing and there were statist systems before Marx and after him, that owed him nothing.
There are innumerable bad ideas that didn’t come from Marx.
"Tio Juan, This is totally unacceptable!" he emoted. "You agree with diametrically opposed positions, you pretend you're on everybody's side. This is so wrong!"
And Tio Juan nodded sagely and replied, "You're absolutely right."