The company’s huge bet on building up the basis of modern cloud computing could, in a way, be held partially responsible for Amazon’s long streak of profitability for the past many quarters.

Once it’s identified the key attributes for a given patient, Watson looks into a corpus of data that includes guidelines, textbooks, thousands of pages of journal articles, and published abstracts, while also relying on its expert training from doctors at Memorial Sloan Kettering over thousands of cases. Then it makes evidence-based treatment recommendations for the physician to consider in deciding how to treat a given patient.

When you download apps from Google Play that request the System Alert overlay permission, Android grants it automatically, no user approval required. That means malicious apps that ask for that permission can hide ill-intentioned activity behind innocuous-looking screens.