modern-web-design-and-development

HTML5 Will Kill Flash and Plug-Ins

The tag allows scripted images and animations that react to the
keyboard and that therefore can compete with some simpler uses of Adobe
Flash. HTML5 has native capability for playing video and audio.

Just as when CSS Web fonts weren’t widely supported and Flash was used
in sIFR to fill the gaps, Flash also saves the day by making HTML5 video
backwards-compatible. Because HTML5 is designed to be “fake-able” in
older browsers, the mark-up between the video tags is ignored by browsers
that understand HTML5 and is rendered by older browsers. Therefore,
embedding fall-back video with Flash is possible using the old-school