What do you think of hydrogen cars?

Question

What do you think of hydrogen cars?

Answer 1

bad... until they have means of making it safer so that it won't blow up everytime there is a car crash

Answer 2

Any engine including diesel,can burn it.Its a scam selling fuel cells.

Answer 3

Don't ask for trouble or you will be sitting on a hydrogen bomb.  It is an explosive gas that can make you fly.  Think of a defuse one.  

Answer 4

Any alternative for petrol and diesel is welcome but it must be proven to be safe and effective first.It's no use having a car that explodes everytime there is a car crash.