What version are you running? 2.0 beta 3 (dev) What's the URL of the page containing the problem? /r/:id What steps will reproduce the problem? 1. Start writing a review for the review request. 2. In the review text-box write some text. 3. Press Enter. 4. Press Backspace. What is the expected output? What do you see instead? I expect to make a line break and then undo it. Instead the whole page freezes/breaks (screenshot attached). What operating system are you using? What browser? Android 4.4.2 on Nexus 7 2013 tablet. Chrome 32.0.1700.99. Please provide any additional information below. Seems to be only a problem with mobile devices.