Apple faces a second EU antitrust complaint as competitors claim they're being crushed by the App Store tax

· Rakuten filed an antitrust complaint against Apple in the EU in March, the Financial Times reports.
· Rakuten's complaint focuses on Apple's ebook service, which it says is in competition with its own ereader business Kobo.
· Apple charges a 30% levy on in-app purchases, something Rakuten says unfairly raises prices on...