In the past, mankind has invented a robot developed to facilitate that succeed it has invented a robot it is considered high quality and useful in facilitating a very curious. But finally, it is not as popular.
In the past, humans have invented to facilitate the development of robots. This was done successfully and the robot invention can also be considered a quality and useful in facilitating the lot. But it's not as popular.
In the past people develops robot for convenience Which succeeded the robot is considered to have invented the quality and useful to facilitate a want But in the end, it is not popular