I live my entire and I do mean entire life like this Steve, it can be hell sometimes. I often totally fail to hear what people talking to me are saying because of this.
Sometimes though I wish I could let people see what goes on inside my head directly, it's bloody amazing!
Maybe you're one of the many undiagnosed ADD or ADHD sufferers out there. Check out
http://borntoexplore.org/sitemap.htm
I was only diagnosed at the age of 22 and this can ofter be a key symptom, we are the creators, the discoverers, we are the drving force behind humanity.
Anyhew enough about me, enough that brain chemistry and share it!
Geoff
<Added>that should be enjoy!