Smalltalk uses less code to do the same thing.
Smalltalk lets you offload bookkeeping to the runtime.
Smalltalk code often runs faster for actual business workloads.
Smalltalk lets you add features faster with fewer bugs.
Why Java? Because marketing.
But doing this is was a waste of community time and energy. A better thing to do is to build cool stuff.
Haskell holds your hand and checks more things for you.
Haskell code runs from two times, to five times faster for CPU based code, and lets you scale to insanely higher concurrent workload in a safer way.
Why Go? Because marketing.