That webpage suggests to upgrade to the latest version (which is almost always a good suggestion), but in BitZeny case, the latest version is 3 years old. I'm not sure time spent on it is time well spent.
Thanks for the help! I've actually decided to start folding instead but I'm sure it will help charlietalk
![Smiley](https://bitcointalk.org/Smileys/default/smiley.gif)