This post has been contributed by TheTechpedia via CBN
Youtube is currently one of the biggest video sharing site.It has got tons of videos for your knowledge and fun but one of the problem which is currently being faced by youtube users is that when users download videos from youtube it is in the format of (.flv) which is not supported in any player of your computer by default.
What are .FLV files ?
Flash Video is the name of a file format used to deliver video over the Internet using Adobe Flash Player (formerly known as Macromedia Flash Player) version 6, 7, 8, or 9. Until version 9 update 2 of the Flash Player, Flash Video referred to a proprietary file format, having the extension FLV. The most recent public release of Flash Player supports H.264 video and HE-AAC audio. Flash Video content may also be embedded within SWF files. Notable users of the Flash Video format include YouTube, Google Video, Reuters.com, Yahoo! Video, MySpace, and many television news operations are also using Flash Video on their websites.
Check out how to download videos from youtube http://www.thetechpedia.com/2007/11/14/how-to-download-videos-from-youtube/
Its not a tuff job to play youtube videos what you need to have is just a flv player there are some of free flv players which you can use Some of FLV players are listed below.
Applian FLV Player 2.0

Looking for an easy way to play FLV (Flash Video) files downloaded from YouTube and other video sites? Get the free Applian FLV Player. It’s easy to use, and you can view videos at 1x, 2x or even full screen. Download this fully functional software for FREE now!
Download: Applian FLV Player
Wimpy Desktop FLV Player

Here’s a free cross platform (Mac and PC) standalone Flash Video FLV player for you, which will allow you to watch your FLV and SWF videos from your desktop:
Click here to download Mac OS X version
Click Here to download the PC version
FLVPlayer4Free Free FLV Player

FlvPlayer4Free is a greatly improved solution that allows even the most demanding users to easily play their favourite FLV files in the hard disk or from internet. It does not require the Flash authoring tool and it offers attractive and useful functions as:
-Drag & Drop: drag your FLV file and drop it into FLVPlayer4free main window
-Supporting FLV AVI DIVX XVID MP4 MPG WMV ASF MPEG M4V MKV DVR-MS HDMOV M2TS M2T MKA 3GP 3G2 3GPP 3GP2 MOV QT RM RAM RMVB video files
Download: FlvPlayer4Free
