You're right! Which is why there's a prededentially appointed panel containing a national security official, foreign service official, sociologist, economist, a scientist or engineer, and professional historian to help make these determinations and whether the information is deemed safe to release. Many great minds to make the decision rather than a single individual.
Edit: Assuming Schumer's amendment passes that is.
You been to the St Louis zoo yet? It's not quite San Diego but it's damn good - and free! (Paid parking tho)