j0nnyj0nj0n's recent activity:
| when | activity |
|---|---|
| 2014-07-28 12:21:05 July 28th, 2014 | j0nnyj0nj0n viewed ?Optimal Tip-to-Tip Efficiency. |
| 2014-07-28 12:20:59 July 28th, 2014 | j0nnyj0nj0n created the site ?Optimal Tip-to-Tip Efficiency. |
| 2014-07-28 12:10:51 July 28th, 2014 | j0nnyj0nj0n joined YTMND. Welcome. |