Apple is heavily rumored to reveal its long-awaited mixed reality headset in just a couple of months, but that reveal seems to be arriving at a time when demand for high-end VR is actually quite low. According to a new blog post from analyst Ming-Chi Kuo, some of the biggest recent bets in VR have largely flopped. Kuo reports that: Sony has cut its 2023 production plan for the PS VR2 by about 20 percent. The product lifecycle shipment for Meta’s Quest Pro is only around 300,000 units. Pico (China’s largest AR/VR headset brand) shipments in 2022 were more than…