The center button on the Apple EarPods can be used to answer and disconnect calls (single press), put the present caller on hold to receive an incoming call (single press) and divert to voice mail (press and hold till you hear a beep sound).
The WWW was invented by Sir Tim Berners-Lee on the NeXTSTEP operating system. The same OS forms the source of Apple's OS X, iOS, watchOS and tvOS. NeXTSTEP was originally written for the NeXT computer and is based on UNIX. [more...]