If you like to pay with #taler – you can.
Online https://ch.be-bop.z7l.eu/
or live on the Geneve book fair starting tomorrow : https://www.salondulivre.ch/ or https://ch.pvh-editions.com/
Quotation:
If you have a Taler wallet charged with Swiss Francs, you can visit booth E52 (PVH Éditions) and F06 (petites singularités) and buy your books using Taler.