The vast majority of programming viewed over the internet is not closed captioned at this time and the Netflix case ruling is a major step towards reversing these conditions as this is the first court to hold that the ADA also applies to website-only businesses.
Reading subtitles is a lot like riding a bicycle. Practice not only makes perfect, soon enough it's second nature so you don't even notice you're doing it. This particularly holds true when you're watching something great.
The TED Open Translation Project brings TEDTalks beyond the English-speaking world, by offering subtitles, time-coded transcripts, and the ability for volunteers to translate any talk into any language.