0.17      2013-01-25 00:20:11 Europe/Paris

0.16      2013-01-24 21:12:08 Europe/Paris

0.15      2013-01-24 10:04:23 Europe/Paris

0.14      2013-01-24 10:01:03 Europe/Paris

0.13      2013-01-21 13:05:20 Europe/Paris

0.12      2013-01-17 17:32:50 Europe/Paris

0.11      2013-01-17 16:01:36 Europe/Paris

0.10      2013-01-17 12:43:09 Europe/Paris
  * first implementation
  * non-blocking mode
  * fibonacci, linear mode