I like Snowden as much as any terminally online person does, but I don’t think his quote is really the best as it supposes there are people with nothing to hide. Everyone has something to hide, if for no other reason than out of embarrassment.
There’s a reason why we close the bathroom door despite the fact that everyone knows we are taking a shit.
Probably because the subtitles have their own copyright separate from the film itself and Amazon likely doesn’t have the license to the English subtitles outside of the USA. It wouldn’t surprise me, music lyrics have their own separate copyright from the recording after all.
The copyright system is the biggest problem here. It simply isn’t fit for purpose in the digital age, unless that purpose was to benefit a handful of legacy mega corps while harming independent content creators and stifling culture across the globe.