Scartched is scratched when you accidentally misspell it because you have social anxiety and it was in front of a large group of people during a spelling bee.
Something Zac from JerryRigEverything says in nearly every YouTube Video. He is known for literally destroying phones for a living with various durability tests. Refers to the Moh's Scale of Hardness, and how strong certain cell phone glass is.
Most cell phone glass scratches at a level 6 on the Moh's Scale of Hardness with more scratches being visible with a level 7 'pick'.
"Glass is glass, and scratches at a level 6 with deeper grooves at a level 7".
When someone finally drops the final straw that breaks the camel's back and you do every conceivable action within your means to destroy that person's life in its entirety, short of killing them.