Ok, I got a blister on one of my toes from my first run, but I have decided to run every second day, so I went running again, blister or no blister.
The second run went technically much smoother, but my legs are not what they used to be and I expect it will take at least 3 months before I am back in shape.
I did not fight the iPod interface as much this time, so I improved my pace with 10 seconds per kilometer, there is still a long way to be below 5 minutes, which is my goal.
Which brings me to the Nike+ site/community, you can set up goals for your self, so I have calculated and set up a goal where I have to complete 14 runs in 4 weeks, this should be doable.
This was the only goal I found useful in my situation, even though I would very much like to setup the following goals: