Isn't this still problematic with SSL? Last time I checked, you had to pay $600/mo for a custom CloudFront SSL cert if you wanted to pass through the credentials from your own domain.
(Using mixed http/https was not an option.)
(Using mixed http/https was not an option.)
This is not entirely clear from the Heroku docs, I'll ping the maintainer for an update.
This is a huge cache boost in Rails because you don't have to cache your pages twice (once for HTTP once for HTTPs.)
Upworthy, you've broken me.