The challenge of the second stage is that there is no such easy thing to solve. Many times before, they could say that they could find a solution to this problem easily. But when things get to such a level today, they want to deal with this problem as easily as before. Of course, it is not as easy as they imagined. 。
Not to mention, is it really possible to handle the whole thing lightly and easily after that, just what they see at the moment, it is natural to understand that there are many things in the world, which are two completely different concepts from what they had...