TWRP 3 has an issue with no adb access, i'll figure that out when I do. I am fairly certain it is in one of the init.*.rc files
I recommend users of AndroPlus 's twrp build to remain with that build unless there is an issue. I mainly wanted twrp 3 because of the improved terminal. =)
Flash via fastboot fastboot flash recovery E68XX_TWRP3_recovery.img
I assert that external storage read/write is now functional for this recovery build in conjuction with the provided boot.img/kernel build. It is the setup I am using. My external card is 128gb exfat format. Any issue from here foward is of user error or format/condition of external card.
I did notice in one instance, that removing the external card, inserting into a card reader on pc and removing/deleting the following items