* enforced in code). Messages themselves are reference-counted, AO2 objects,
* along with their values. By being both reference counted and immutable,
* messages can be shared throughout the system without any concerns for
- * threading. (Well, the objects must be allocated with \ref
- * AO2_ALLOC_OPT_LOCK_MUTEX so that the reference counting operations are thread
- * safe. But other than that, no worries).
+ * threading.
*
* The type of a message is defined by an instance of \ref stasis_message_type,
* which can be created by calling stasis_message_type_create(). Message types