Have there been cases of death of built-in memory in a smartphone due to cell wear?

Question

Android

People are dying flash drives, microsd, etc. But in a smartphone, in fact, a similar memory, but I did not find any reports of its failure. Maybe you found it?

Answer 1

Were. And a lot.

Answer 2

There was a case with the phone, for some reason the memory became read-only, although the phone was used for only 4 days.

Answer 3

And in smartphones / tablets, memory also dies. There are topics on 4pda.ru discussing this problem, for example 4pda.ru/forum/index.php?showtopic=332482.