Samsung released S7 and it was fired up and exploded. You should read about it, it was terribly time for Samsung
I believe that case occurred because of flawed battery design, not because of overload of smartphone's resources mining would require.
lol, not that easy. The reason can be in the battery itself and in the overload of it. overheating of the smartphone and it can also be potentially dangerous. you know that mining requires a lot of energy, so