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Instead of ranting about deregulation why not look at how poorly controlled economies behave? There aren’t many functioning and what few exist aren’t doing great. Humanity is not smart enough to currently run a controlled economy effectively. That might change if actual AI exists but right now we cannot do it.
Remember the largest command economy in history, The USSR, collapsed mostly because of economic failures that were self created. The second largest command economy was the PRC who moved away from it to a hybrid system and has had greater stability since then.
Yes but “controlled/command/planned economy” refers to one where the state sets prices rather than letting market forces determine them. This is not possible to competently do right now with current technology.