一位索尼的PSP用户在网络上公布了一封电子邮件，这封邮件是索尼给他的回复邮件。因为他在给索尼的邮件中提及了是否能够使用自制软件，以及为什么不能使用自制软件问题。所以回信的内容让我们很感兴趣，索尼回复说“他们不推荐用户自行下载和使用任何“未经过授权的软件”(其中包括游戏、电影等)在用户的PSP上”，并称“这有可能损坏用户的PSP系统以及使PSP的保修无效”
引用：
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Hello Tamish,
Thank you for writing us.
Sony Computer Entertainment America, Inc. (SCEA) does not recommend downloading any unauthorized software (i.e. games, movies, etc.) for your PSP(TM) portable entertainment system from the Internet; these software downloads have not been officially tested nor approved by SCEA and may
cause damage to your PSP system.
Any damage caused to your PSP system due to your use of unauthorized software downloads will void your Limited Sony Warranty for the PSP system. The only approved network updates can be found at PlayStation.com.
Please visit the link below to download and install available system updates for the PSP(TM) portable entertainment system.
http://www.us.playstation.com/%70%73%70/downl ... stemupdate
Joseph
Multimedia Specialist
Sony Computer Entertainment America
Consumer Services Department
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