Yeah, I used to want a back-lit ebook reader device but I fell for the Sony Reader and I am still oh so happy with it. I'm sure in the future devices will provide some sort of lighting solution. But yes, *you* have to decide whether e-ink will meed *your* needs.
BTW guys, this is what I want to stick on my Reader:
http://lunabrite.com/ecosystem.php
That'd rock!!