I think they're trying to convey that anything you use to read ebooks can read these books. If they said e-reader, I'd assume an e-ink device. (I guess some peo

I think they're trying to convey that anything you use to read ebooks can read these books. If they said e-reader, I'd assume an e-ink device. (I guess some people might assume it's incompatible with their obscure, but pdf-supporting tablet.)