Amazon just unveiled an all-new Kindle

Amazon on Wednesday rolled out an updated version of its Kindle e-reader, giving the entry-level version of the tablet a small price bump and adding a front light to it -- making this the first Kindle with a front light you can get your hands on for less than $100.At that price, it no doubt sounds like quite a steal, though there are a few key points to be aware of. This $89.99 version of the device includes the screen saver ads you'll have to accept, unless you want to pay more for a version of