It's possible that the audience for anyone that would plug in their phone to a KVM setup is just too niche to care. Just seems like with computing being so expensive these days, I really want to get the most out of my devices.
Running android in a DeX mode is fine, but its still android. Now that MacOS is already optimized to run on mobile chips, it seems so limiting that it can't run on iPhones just because of customer segmentation.