If 20 is god's number, I wonder what the chance is of a completely random 20 QTM scramble, gettiing you the Superflip pattern (all edges fliped incorrectly). My way of getting a random scarmble is this: Pick a random number 1 - 18.
1. F
2. F'
3. F2
4. R
5. R'
6. R2
7. U
8. U'
9. U2
10...