It's not cancelled, it's been postponed until next year.
There's no evidence that the later tiles were produced on the same sheet, or how they are distributed. After the mistakes of 15, 16, and 17. Maybe they produced 18, 19 etc on their own sheets.
Started by DieterR
Started by Meepledrone
Started by JT Atomico
Started by carlium
Started by LaPorxada (aka BigBoss)