Spooky I watched one of his this week , making the rim for that wheel !
Then watched someone else show how to mount a solid tyre on a Ordinary wheel very interesting
All the danger of a Penny Farthing, with none of the authenticity. Well in this design of Penny Fakething, there is the advantage that you can dismount forwards, avoiding the 'header' type accidents common with a traditional Penny Farthing.