As I wrote earlier I just finished a specification, in my pursuit to understand what the assignment I went to the CVS server to have a look at the existing code base.
Oh my god it was full of code
I gave up, I listed this fact in the issue list to be clarified and analyzed the general requirements intead. So I was unable to make an estimate.
But well it was a first draft.
Man, documentation serves a purpose... I guess some people do just not like the d-word.