Answer:
This only turns over once you have traveled very far. What is it?
I drift forever with the current down these long canals theyβve made, Tame, yet wild, I run elusive Multitasking to your aid. Before I came, the world was darker, colder, sometimes, rougher, true. But though I might make living easy, Iβm good at killing people too.
Long and think, red within, with a nail at the end.
What starts with a 'T', ends with a 'T', and has T in it?
A nut cracker up in a tree.
Break me and I am better immediately set and harder to be broken again.