Cairo monorail ticketing contract awarded
https://www.railwaygazette.com/technology-data-and-business/cairo-monorail-ticketing-contract-awarded/61690.article
Ticketing system should be the same with current subway system. That's because many passengers on the monorail will also use subway lines.
Since the article refers to the project to develop a unified national transport smart card, it won't be an issue we are afraid of.