I’m not quite sure what you mean by that, but Platonism has been useful for inspiring Tegmark’s Ultimate Ensemble, which has been useful for inspiring UDT.
Can’t say that I find either very useful (in the instrumentalist sense, anyway), but I suppose if you count inspiration for a couple of rather speculative ideas as useful, I agree.
I’m not quite sure what you mean by that, but Platonism has been useful for inspiring Tegmark’s Ultimate Ensemble, which has been useful for inspiring UDT.
Can’t say that I find either very useful (in the instrumentalist sense, anyway), but I suppose if you count inspiration for a couple of rather speculative ideas as useful, I agree.