When the iPlayer first launched the BBC was criticised for producing versions that only worked with Microsoft's Windows XP and which used Microsoft's digital rights management (DRM) system to enforce viewing restrictions.

BBC: iPlayer now available on Mac

To prevent an attacker from exploiting Microsoft in the same way again, tomorrow's patch includes a change to Microsoft's Windows Update service.

MSN: Microsoft to Fix 28 Security Bugs in Monthly Patch

Both draw inspiration from their makers' mobile operating systems, Apple's iOS and Microsoft's Windows Phone.

CNN: Review: Mac's Lion adventure continues