I can and will argue that 'rusting' of brake lines internally would be very , very hard to do as rusting is the oxidation of iron 2 to iron 3 which requires oxygen, a gas line is, in general, allways full of gas, so explain to me how rusting can occur.

After reading this forum for almost a year, I find it more humorous than helpful, but it has enabled me to understand why some vehicles are so incredibly screwed up when someone sells/buys them...DIY'fers