The very simple answer is that I don't like it when the main text window gets very much longer than the sidebar. I also don't like very loooooong runs of text (especially black on white text) since it hurts my eyes after a while.
Just aesthetics.
The original Asahi Shimbun article mentions that Sega is hiring a guy named Tetsu Kayama as a consultant for their network operations, then goes on to list his previous accomplishments, including creating joint-managed companies with Nintendo and Komuro. This got interpreted as the things that Kayama is going to do for Sega, somehow.
The very simple answer is that I don't like it when the main text window gets very much longer than the sidebar. I also don't like very loooooong runs of text (especially black on white text) since it hurts my eyes after a while. Just aesthetics.
(pedant mode off)
The original Asahi Shimbun article mentions that Sega is hiring a guy named Tetsu Kayama as a consultant for their network operations, then goes on to list his previous accomplishments, including creating joint-managed companies with Nintendo and Komuro. This got interpreted as the things that Kayama is going to do for Sega, somehow.
VIdeo-Senki