which will show errors on our Canadian phones when loaded in recovery)
You would want to use the recovery of Sk8's CWM - no sdcard exFAT errors.
As for your above post. - you can wipe cache / wipe dalvik cache / you can even go ahead and goto mounts and storage and "format /system"
after flash I always do a wipe cache partition / wipe dalvik cache (since it installs a kernel)
then reboot system