+ * and MPI communications, amongst other. It will improve the accuracy of
+ * predictions, in particular if your application exhibits swarms of small messages.
+ *
+ * SimGrid does not enforces any kind of ownership over the mailbox. Even if a receiver
+ * was declared, any other actors can still get() data from the mailbox. The timings
+ * will then probably be off tracks, so you should strive on your side to not get data
+ * from someone else's mailbox.