Thanks to Robopon for translating.
One wotclue commenter posted a screenshot of the events from EU and said “Thank you, Anton! Oh, wait… It’s EU.” And Anton said: “This will be on RU too and even better, to be announced next week.”
Also Anton said:
“The mode wasn’t ready. Releasing it would mean to fail our players, we can’t allow that. Especially after problems with tank race and ranked battles.”
WoTExpress confirmed it’s actually Anton Pankov.