2) Yeah? So? I explained why in my first post, use your eyes
3) So? I explained how they turned of
4) Yeah, because the electrical system died and they flew on hydraulic backup system alone, which is said in my first post
5) So? No-one have said that no-one was flying, why did you even mention this?
No, it does not eliminate electrical faults, quite the opposite actually.
Learn to read and understand english before replying next time.