21st Century Robot
'21st Century Robot' has mostly short articles at the moment, however, they might have a great potential to develop their materials and quality in future.
'21st Century Robot' contains materials of advanced readability level, which are probably targeted at a smaller group of subscribers savvy on the subject of the channel.
'21st Century Robot' contains texts with mostly positive attitude and expressions (e.g. it may include some favorable reviews or words of devotion to the subjects addressed on the channel).