Why does it being a “costly hack” make it “not a capability?” Using your logic, LLMs, which are very fairly described as “costly” and “a hack” do not themselve

Why does it being a “costly hack” make it “not a capability?” Using your logic, LLMs, which are very fairly described as “costly” and “a hack” do not themselves constitute a useful capability, which I hope most people would agree is obviously false.