as soon as they recognize the zone (i.e. +-3 seconds) you’re dead. Steph/Klay/Green/Barnes/Steve Kerr will destroy all of your hopes and dreams

Can anyone explain why something like this should not be able to be challenged and reviewed? I understand the reason why most penalties aren’t reviewable, but this is not a judgement call - it’s an objective thing that did or did not happen, just like landing in or out of bounds.