Top Stories - Quartz: And, indeed, Google Reader has long been accessible in Iran, where it is the most popular RSS reader. Iran would probably have to block all of Google and its many popular services in order to keep its citizens from using Reader. YouTube, by contrast, is easier to censor, though it is also owned by Google, because the video site is located on its own domain, youtube.com. Reader is also harder, though not impossible, to block because it uses more secure technology known as HTTPS.