Comment 3 for bug 1214034

Somehow related, track previews on 7digital's mobile site cannot be played -admittedly, that's a bug on their side.

The browser's logs say: "[blocked] The page at 'https://m.7digital.com/GB/releases/3763648?lang=en&partner=983' was loaded over HTTPS, but displayed insecure content from 'http://previews.7digital.com/clip/[…]': this content should also be loaded over HTTPS."