Holy crap, that is an excellent idea.
My spring compressors are similar to what have been shown...
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I've used the one above before, it is slow going. I still have good hand strength but for those dealing with arthritis or weakness, it absolutely makes sense to put a 1/2" drive receptacle in there. I modified this a few months back...
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I have yet to test it.
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I have a roller cam swap planned for the next few weeks so I'll report on how it worked for me. I've used the soft string in the cylinder method too. Rick Ehrenberg from Mopar Action wrote about that. I used the method in 2022....
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