Originally Posted by DoctorOhh
If you're seeing options then you are not downloading from an approved source. Here are the primary
What constitutes an 'approved source'. You can download calibre from CNET - http://download.cnet.com/Calibre/300...-10910277.html
If you click the Jolly Big Green Button you'll get the download via their ad supported installer - which is where the extras will come from.
If you click the Direct Download Link
link you get what looks to be a normal calibre-0.9.10.msi file.
I suspect CNET is not the only such download site at which Calibre is available.