Am i? "Can you think of any reasons beyond performance?" implies that the comment author thinks performance would be a valid reason.
> And why do we not anymore make use of it, but instead implemented separate JSON loading functionality in JavaScript?
In other words: I'm asking for reasons why was native JSON JavaScript module created, if we already had eval.
> Can you think of any reasons beyond performance?
One of the reasons is that native JSON parser is faster than eval: give some other reason.