Merge branch 'antonela-master-patch-76966' into 'master'

Create open research questions for design researchers

See merge request !12

ux-ui-research-questions.md

+#Open Research Questions 
+*Usability, User Experience and User Interface *
+
+##Network Level
+
+- How to measure perceived performance without compromising users' privacy?
+- How to improve exit relay IP reputation to reduce friction while browsing (e.g., Captchas)?
+
+##Client Level - Browser
+
+- How to measure websites breakage without compromising users' safety?
+- How to improve user understanding between new tab, new circuit, and new identity? 
+- How to improve user experience on exiting in random languages?
+- What is the best way to show users their fingerprint status?
+
+##Client Level - Tor Tunnel
+
+- What is the best interface for a desktop tunneling app?
+- What is the most effective way to explain users' trade-offs between client vs. network safety measures?