OMG! Give a try, it can read PDF and TXT. The design of it is awesome, really great
Bookr is a PDF viewer for your PSP. Works with 2.0+
* - New toolbar interface, use the SELECT key to enable it.
* - New bookmark system.
* - Support for non-DRM PalmDoc/Mobipocket files (PDB/PRC extension.)
* - Text-only support for basic HTML files.
* - Screen rotation.
* - New zoom options for PDF files.
* - CPU and bus speed options.
* - Option to disable page numbering labels.
* - Option to invert PDF colors and to change out of bounds margin color.
* - Added display of battery charge and clock to menu and toolbar.
* - Fixed last folder viewing in the filechooser.
* - Fixed centering in both PDF rendering modes.
10 Mhz option :ROFL: and works great!