My recollection and interpretation was buying/objects not renting/services. Picking an object like a jet ski that is probably more often rented than bought was probably a misleading choice of example, sorry.
Anyway, it’s not up to me to clarify anymore—gwern found the original quote, so you can debate the interpretation of that rather than of my half-recollected paraphrasing. :-)
I interpreted it as buying a service, not an object, but it’s up to roystgnr to clarify.
My recollection and interpretation was buying/objects not renting/services. Picking an object like a jet ski that is probably more often rented than bought was probably a misleading choice of example, sorry.
Anyway, it’s not up to me to clarify anymore—gwern found the original quote, so you can debate the interpretation of that rather than of my half-recollected paraphrasing. :-)