Unlike touch smartphones, the screen is used in landscape mode by default (instead of portrait), and the main downside of this is the reduced vertical screen real estate. (ubergizmo.com)
How would an action game fare on vertical screens, a design mostly reserved for more slowly paced games in the past. (thatvideogameblog.com)
The only way to get perfectly accurate picture is to buy a cabinet with a dedicated vertical screen. (retropool.com)