Originally Posted by RoadWeary
I don't think the locks really provide much protection. In the past i have rarely checked my bag, but when I did I usually just relied on the disposable plastic zip locks. They probably offer even less protection, but at least they make me feel better. I don't think i have ever had one of those go missing or appear to have been removed or tampered with.
They're not a lot of protection. I don't think a lot is needed, though. Consider the baggage thief: He's going to go for what's easiest. You don't need an invulnerable bag, you just need to make your bag harder to raid than the next one.