Originally Posted by DaleDe
This is misinformation. They did have a problem with a security breach at one point and shut down the server to fix it but this did NOT effect anyones ability to use the books they already owned. It did effect the ability to buy books for a while. It was, hopefully, a one time event and they have taken efforts to prevent it in the future.
If you are going to be entirely correct than this is misinformation if by bought you mean that you have payed for the book and it is downloadable. If you have to replace your reading device during the period there computer is not working you cannot read your books.