Many of these "Alpha" builds were never finished or were pulled from the store. The modding community has archived them in Internet Archive repositories to ensure they don't vanish. Setting It Up
Resurrecting the Void: The "Alpha Ship" Experience on JTAG/RGH Alpha Ship [Indie][Jtag/RGH]
JTAG/RGH consoles can run these indie titles directly from an internal or external hard drive, significantly reducing load times. Many of these "Alpha" builds were never finished