https://www.spaceworld2000.com/abike.html
I don't know if this has appeared in the forum before now.
This far out little number was never mass produced but not unlike the "son of autobike", it's interesting to look at.

I think it's funny that among the detailed list of features, there is included a "computer". It's almost as if it was there because he felt obligated to put a computer on something called an astrobike. The designer never said what this computer did.