Pondus
10
In regards to the super scan I've created you may be right but I work in IT so I am very security conscious about my computer.
since you work with IT stuff ;) ... a highly recomended tool for protection against USB malware MCShield www.mcshield.net and it is free
evry question there is to ask about it should be found in this topic http://forum.avast.com/index.php?topic=104046.0
and i guess you already know about Malwarebytes www.malwarebytes.org