EP has released a new version of his Unofficial version of LaunchELF. uLaunchELF is a front end or operating system or sorts for the Sony Playstation 2 that allows you to browse and boot homebrew from various sources including memory cards, usb devices, hard drives and the built in dvd-rom drive.

Changes:

-Fixed a bug from previous beta v4.39y preventing access to MC folders having a ‘hidden’ attribute bit set.

http://psx-scene.com/forums/official-ulaunchelf-forums/37242-unofficial-launchelf-v4-39-stable-v4-39z-beta.html