+* review receive with timeout.
+
* verify bookkeeping version.
-* add a variant to (not) change neighbor load information at send.
+* add several metrics
+ - message exchanges : number/volume of sent/received data/ctrl messages
+
+* add options -j/-J : minimum number of iterations?
+
+* add options -f/-F : termination based on flops achieved?
+
+* add a variant to (not) change neighbor load information at send?
* implement loba_* algorithms (start with some trivial one)
