Social Fixer is another browser extension from the same person that brought you Old Layout. It improves your Facebook experience.
Q: How long will this work?
A: I don't know. Definitely not forever, but use it while you can!
Q: Will this work with Social Fixer?
A: Yes! All the features of Social Fixer should work with the Old Layout
Q: How does it work?
A: It forces all requests to www.facebook.com to go to upload.facebook.com instead. This url still serves the Old Layout.