Very creative, I would not build this look personally, but I can deeply appreciate this.He showed/told me that the construction of the new series is different than the skeleton series of frames. Skeletron's were box on between the bent box. The newer frames are a lot lighter as they use plate instead of voc between the bent box tubing.
A couple skeletrons for reference...
One at 2016 OBC
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Skeleton 1 and 2 reunion at Ralphies bike shop show in 2020.
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Skeletron in my driveway...
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Closer pic. 80+ gear combinations. A feat in reduction and getting everything you cam get out of a pedal on a bike that takes tow to three people to lift
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That fork on the 3rd picture looks awesome. The flows/bends