For what I remember of it, I can't imagine why it was so damn long. It's definitely her best work though, Anthem is, in retrospect, somewhat clumsy as a distopia. There are much better structured communalist distopias, like We
What I recall of Atlas Shrugged could be condensed into a handful of pages, without, I think, losing much of the point of the original. There's a lot of sermonizing fluff.
That said, I remember the struggles of Rearden Steel pretty vividly; as a cautionary tale, I can prize that much of it. Rand has a grasp of certain social issues that is useful to think on- even though it's certainly incomplete.
Getting back to the linked article though, I find it disturbing to see that Google may be punished for being too successful. Unlike Microsoft, which was using predatory business practices and actively preventing new entries into the market, Google is maintaining their expansion through diversification and just being damn good at what they do. Their brand carries a lot of weight.
Legislation and litigation seems to be the last refuge of those who can't innovate.
1) The book is way to expansive and rambling to translate to screen. 2) The book isn't a narrative, it's a manifesto. 3) There aren't really any compelling characters. The only people in the book are archetypes. 4) The book isn't really all that good.