Amazon announced three new Kindle Fire tablets and three new e-ink Kindles today.
Two of the e-ink models have a built in screen light.
Here are some articles:
1) Kindle Paperwhite Hands On: What a Beautiful Screen (Gizmodo)
2) Amazon Showcases New Kindle Tablets; Shares Hit All-Time Highs (WSJ)
3) Amazon answers glowing Nook with Kindle Paperwhite (dvice)
4) Amazon introduces larger, cheaper Kindle tablets (USA Today)
First look