The sub-6 5G has a lower freq. However in the US this is occupied by the military and the industry has to go with mmWave.

Like all Chinese social medias it can be linked to your bank account in China via mobile phone so that you can give the uploader a tips from 1 to millions of RMB. When you have lots of like you can get paid for inplant content in you video.

There is no place on earth that is democractic but has cheap labor. Nam is cheaper than China but even more oppressive. Indonesia is cheaper but have blasphemy prosecution. Burma is cheap but has cleansing of Rohingya people.