At first I just wanted to see how much work it would take to port ZFS to FreeBSD. I started by making it compile on FreeBSD, and once I did that, I was quite sure it would take at least six months to have the first prototype working. The funny thing was that after another week or so, ZFS was running on my test machine
The ability to make dynamic changes to a running workflow instance dynamically is consistent with typical human workflow scenarios. For example, an interview workflow that has four interviewers might be changed at run time to add a fifth step in response