Martin Wuerthner <public@xxxxxxxxxxxxxxx> wrote: > > From what I read the exact opposite is true: The .rar format is > proprietory and the compression algorithm is not even published. Only > the decompression algorithm is published and there is an open source > implementation for it that can be used by third parties. > > So, that makes .rar a lot less open and less free than .zip. I use 7-zip to decompress .rar files, which is free and available from http://www.7-zip.org/register.html > > and can be more efficient, so I guess it is becoming more widespread. > > Personally, I have yet to encounter a single .rar file. One advantage of 'rar over .zip is that it can split large files into several small ones and, as long as they are in the same folder, they behave as one big file. Cheers, Ray D