OK, so for some reason /dev/mmcblk0p1 didn't mount as base-mmc in diags mode, so here's what I've had to do once I've SSHed to Kindle:
PHP Code:
[root@[192_168_15_244] /]# mount /dev/mmcblk0p1 /mnt/base-mmc
[root@[192_168_15_244] /]# rm /mnt/base_mmc/opt/amazon/screen_saver/600x800
[root@[192_168_15_244] /]# mv /mnt/base_mmc/opt/amazon/screen_saver/600x800_ /mnt/base_mmc/opt/amazon/screen_saver/600x800
BTW, how do I fix non-working fastboot tho?