News via http://www.xbox-scene.com/xbox1data/...uppoSfZUNv.php

[c0z] released an update for Dash Launch v1.0 for jasper BB 256/512mb users so they can now safely use their internal memory:
[quote]
Changes from dash launch 1.0 patch set:
-Jasper big block machines need only apply
- fixes flash MU corruption issues

*note that flash mu is contained in:
blocks 0x10 thru the end of block 0x15B
blocks 0x200 to end of NAND

in small block notation (for nandpro) this is:
blocks 0x80 thru the end of block 0xAD8
blocks 0x1000 to end of NAND