Yes, I did see that. Speculation was we might see this firmware update before NAB 2023, so about a month away.
Everything I've read about the possible update sounds promising. Hopefully it won't break the camera!
EOS R5 with RF 24-105mm f/4L IS USM lens, EF 70-200mm f/2.8L IS II USM, Extender EF 2x III, RF 50mm f/1.8 STM, RF 35mm f/1.8 Macro IS STM, RF 16mm F2.8 STM, GORUCK GR-1 with TrekPak insert