Do you have a link to confirm this? Nothing I've seen yet indicates that the 'new' FSD promised features will work on existing hardware, in fact the opposite
I can believe employee cars might have alpha/beta hardware but I wonder if any customer cars have it yet ... Elon probably has HW3 autopilot.. Would be interesting if it really is in the wild now..
According to several articles and Tesla NO cars have HW3 yet and they do not know when they will start shipping cars with it.