It's the same question we're asking with scraping. It's legal to read the data off one website. What's in question is mass scraping the entire Internet and brin

It's the same question we're asking with scraping. It's legal to read the data off one website. What's in question is mass scraping the entire Internet and bringing hundreds of sites to a halt. Change the scope of the data, and you change your approach to the problem. I see no reason why law should be any different.