I was not aware, but this is true. I looked through his latest tour and ticket prices vary, tickets are sold from various ticket outlets, and (depending on the outlet) additional fees may inflate prices. It seems like the only tenet that remains is that about ticket resale.

https://louisck.net/tour-dates : 'Regarding ticket resale: we take great efforts and have many methods of finding out what inventory is being sold on "broker" sites like Stubhub and Vivid Seats and immediately invalidating those tickets.'