MADNESS!!

null === false
> false

null === true
> false

!null === true
> true

!!null === false
> true

undefined === false
> false

undefined === true
> false

!undefined === true
> true

!!undefined === false
> true

0 === false
> true

0 === true
> false

!0 === true
> true

!!0 === false
> true

'' === false
> false

'' === true
> false

!'' === true
> true

!!'' === false
> true