a prominent example of this was the first google nexus 7 tablet, née Asus Memo Pad. Therein somehow the NAND flash became used up in some strange fashion making

a prominent example of this was the first google nexus 7 tablet, née Asus Memo Pad. Therein somehow the NAND flash became used up in some strange fashion making write speed unbearable. This also could not be fixed with a factory reset.