There are rumors about Logitech making an external UMD drive for the PSPgo.
Source: http://www.computerandvideogames.com/article.php?id=228684
http://www.mformature.net/2009/12/02/rumor...rive-for-pspgo/
CVG surmises that it could plug into left memory stick slot.
Looks much like Datel’s unofficial hard drive add-on for original PSP unit.
Seems like if this happens the Mercury exploit will be usefull after all.