My recommendation would be for very light readers to get a tablet, they really offer great value for money and are fine for short bouts of reading. (ereaderspotlight.com)
They are looking to target light readers who «buy a couple a books a year». (ereadertech.com)
My experiences with my Sony PRS950 are very positive and if Sony would release a high res front lit reader in the near future I would certainly buy it. (goodereader.com)