The PRESTIGE - A True Story?

THE PRESTIGE
Is this 2006 Academy Award winning movie based on a true story?
Released in 2006 to popular acclaim, this film starring Hugh Jackman and Christian Bale is the story of two rival magicians who go to extremes to create the most incredible magic illusion.
But was this a fictional tale- or is there more than a shred of truth to the storyline?

This fascinating online article relates a very similar real-life magical rivalry that may have influenced Christopher Priest's book on which the movie was based.

The article is wonderful, but SPOILER ALERT!
It does reveal much of the plot of the book/movie.
If you've seen the movie, then you will certainly be interested in this article.
And if you haven't seen the movie- what are you wating for??