So for any one else wondering, I went looking for receipts and it seems to check out. Source material claims to be affiliated with the University of Oxford. The database is difficult to navigate, but i was able to find this link to the 4.08.16 english text.

https://etcsl.orinst.ox.ac.uk/cgi-bin/etcsl.cgi?text=t.4.08.16&display=Crit&charenc=&lineid=t40816.p1#t40816.p1

Even as someone who is way out of depth, the database is interesting to explore.

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If hiking and cycling interest you, have you considered mountain biking? Do you live in an area where trying out mtb might be a possibility?

The future is now, depending on where you live. https://www.bbc.com/news/world-asia-51321661