When your carry finally dies in ARAM
"Thanks, I really needed to go back to finish three items
"Thanks, I really needed to go back to finish three items
And then while your on that 60 second death timer, the enemy ends the game and wins before you even get to use those items.
On the other end of the spectrum: your team is vastly outclassed in ARAM, but you have one carry able keep them at bay and as soon as he dies, you and the rest of your team die and you lose both bridge turrets .--.