OP here. Totally agree. I would not use this to read a novel, but rather in the way that we already read articles on the web--skimming them. I think there is a

OP here. Totally agree. I would not use this to read a novel, but rather in the way that we already read articles on the web--skimming them. I think there is a huge value to giving the reader a tradeoff between speed and comprehension, so long as the reader is conscious that they're making a choice and does so appropriately.