update saturn.mli

src/saturn.mli

@@ -53,14 +53,16 @@ Copyright (c) 2017, Nicolas ASSOUAD <[email protected]>
 
 (** {2 Unsafe Data Structures}
 
-   Some data structures have both a normal and an {b unsafe} version. The 
-   {b unsafe} version uses `Obj.magic`, which may be unsafe with flambda2 
-   optimizations.
-
-  The unsafe version is provided because certain optimizations require features 
-  not currently available in OCaml, such as arrays of atomics or atomic fields 
-  in records. It is recommended to use the normal version unless performance 
-  requirements necessitate the unsafe version. *)
+  Some data structures have both a normal and an {b unsafe} version. The 
+  {b unsafe} version uses `Obj.magic`, which can be unsafe, especially with 
+  flambda2 optimizations.
+
+  The unsafe version is provided to explore performance optimizations that 
+  require features not currently available in OCaml, such as arrays of atomics 
+  or atomic fields in records. These versions give an indication of the 
+  potential performance improvements when such features become available. 
+  It is recommended to use the normal version unless the performance 
+  requirements justify the risks associated with the unsafe version. *)
 
 (** {1 Data structures} *)