Flash Player is required to access web pages that have embedded Flash and swf files content in them. With the shift to HTML5, the need for a separate plug-in to access video and audio will probably start to fade in the coming years, but for now Flash content is still popular and prevalent, making Flash Player an essential plug-in for any browser user.
Adobe Flash Player features:
- Concurrency (ActionScript Background Workers)
- Sandbox Bridge support (cross-domain communication)
- Expanded Hardware and Driver Support
- Full screen complete keyboard input
- Low latency audio support (Sound API)
- Protected Mode for Firefox
- Mouse-Lock, 360-Rotation, and Infinite Scrolling
- Added Support for Middle-Click & Right-Click
- Automatic Background Updates (Windows & Mac)
- Protected HTTP Dynamic Streaming (HDS)
- Stage 3D Accelerated Graphics Rendering
- Native 64-bit Support Available
- H.264/AVC Software Encoding for Cameras
- Asynchronous Bitmap Decoding
- TLS Secure Sockets Support
- Cubic Bezier Curves

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