Question: Do we still have acroread installed? It stopped working for me after we upgraded my computer... do I need to change my path file? Thanks. -- JeanheeChung

Answer: You can use the X command 'xpdf' to display pdf files, making acroread obsolite. -- StephenFisher

Question: What's revision control?

Answer: See RevisionControl.

Question: Is there an easy way to manage multiple terminal sessions?

Answer: See UsingScreen.