Why I get down votes? It's a free book. People on other platforms can't access it.

Welcome to HN where it seems everyone disregards others work/opinions if they have any reasoning that may only make sense to them.

I'll get down voted for this, and it will be truly ironic.

thanks for this. I clicked their link(on my less than a year old ~$2000 MBP) and it opened iBooks and sat there with a loading icon for minutes. My first and last experience opening iBooks.