UPDATE.
I've just tested replacing the DS WiFi settings on my CFW 3ds with field runners and it works! Now if we do have TWLN access with the arm11 kernal exploit, anyone will be able to downgrade for free and without a second 3ds!
I've just tested replacing the DS WiFi settings on my CFW 3ds with field runners and it works! Now if we do have TWLN access with the arm11 kernal exploit, anyone will be able to downgrade for free and without a second 3ds!