> in a crucial way: they can fall.
The question is do they fall and can't get back up
The main issue is how heavy duty they are, because they operate on lithium batteries you can't make them too heavy otherwise it burns battery. So these humanoid robots durability will be closely aligned with innovation in lithium battery tech, or having larger and expensive robots with lots of battery.
Not that big of a problem, right? Just put a lot of power sockets throughout the workspace. Robot gets to its work station, can be tethered and recharge when it's operating there. Similarly in a household.
I think he meant it can fall onto his toddler, causing injury.