Well its possible. I bet some of the people memorise the whole paragraph. Its easy to type when you don't have to think, and don't have to read it, as you don't think of spelling like you do when you read, as you know it because its already in your head. So thats probably how. I could just memorise it, but I won't.
I'll post my results shortly.
Okay to make things funny, heres my dads first... It makes for laughing this...I was almost on the floor...:
AND heres mine
I'm happy with it, but I'm sure I could do better if I tried: