If it's easy, why hasn't it happened? HW4 doesn't have the same form factor as HW3. They'll have to make a HW3.5. They won't replace the cameras. So like I say

If it's easy, why hasn't it happened? HW4 doesn't have the same form factor as HW3. They'll have to make a HW3.5. They won't replace the cameras. So like I say, what's the plan? More empty words from Musk count for nothing.