For people looking to greatly customize the Facebook UI using a non-malicious extension, check out Social Fixer (http://socialfixer.com/ http://socialfixer.com/

For people looking to greatly customize the Facebook UI using a non-malicious extension, check out Social Fixer (http://socialfixer.com/ http://socialfixer.com/), previously known as Better Facebook. Among (many) other things, it allows you to switch your timeline to show items in a single column. (Unfortunately, it will not disable timeline completely since the author feels the technique for doing that (pretending to be IE7 since timeline doesn't support it) is fragile.)