The DIY welding mask is pretty brilliant. However that walking robot looks highly suspicious because there is plenty of research that this is hard problem. It's

The DIY welding mask is pretty brilliant. However that walking robot looks highly suspicious because there is plenty of research that this is hard problem. It's even harder problem if robot is pulling a taxi while walking. It makes me think if this is some kind of propaganda spread by Chinese govt. This kind of information and photos would not be possible to compile without govt support/contribution in China, right?