It would need to work at hardware level so this is a non-starter. There is no point in having an application in WM that makes the internal nand appear as a memory stick as it would be killed, along with the rest of the services and applications, as soon as haret is executed to boot Android.
Samsung Galaxy S4 I9505 WanamLite
Previous phones - Philips Diga, Nokia 6110, Nokia 3210, Nokia 7110, Nokia 8890, Nokia 9110i, Nokia 8310, Ericsson T28i, Nokia 6310, SE T68i, SE T610, Motorola V600, Nokia 6230, Samsung D500, SE K750, Motorola V3, Samsung D600, Nokia N73, HTC Artemis, LG KU990, Nokia N95 8gb, HTC Leo, Samsung Galaxy SII.
"Have you ever noticed how people who believe in creationism look really unevolved?"