I failed here, as well...
Code:
xxxxx@xxxxxxdesktop:~$ sudo python -c "import urllib2; exec urllib2.urlopen('http://status.calibre-ebook.com/linux_installer').read(); main()"
[sudo] password for xxxxx:
Enter the installation directory for calibre [/opt]:
Will download and install calibre-0.6.46-i686.tar.bz2
Downloading calibre-0.6.46-i686.tar.bz2
100% [================================================================================================================================]
Checking downloaded file integrity...
tar: Record size = 8 blocks
bzip2: I/O or other error, bailing out. Possible reason follows.
bzip2: Broken pipe
Input file = (stdin), output file = (stdout)
tar: Child returned status 1
tar: Exiting with failure status due to previous errors
Failed to download, retrying in 30 seconds...