It's still a failure in principle. The effects of this particular instance of the failure were minimal but it was still an accidental leak of (at the time) private information. They just got lucky.
> The effects of this particular instance of the failure were minimal
the effects are not minimal
if you're crooked: getting this sort of information early is potentially extremely lucrative
(why crooked? because trading on UPSI is illegal)
> The effects of this particular instance of the failure were minimal
the effects are not minimal
if you're crooked: getting this sort of information early is potentially extremely lucrative
(why crooked? because trading on UPSI is illegal)