"Proprietary code powers the world banks, networks, voting
machines and other critical applications that we regularly interact
with. But the real question is where mission critical applications
like this can be done with open source code, as many open source
advocates would like to see happen. There are concerns regarding
the security of allowing open source applications into the mission
critical fields, such as voting and banking, while others believe
that with certain implementations, it could be done securely.
"Would you trust your ATM or bank's internal network to be
completely powered by open source software...?"