4 ms·
External rails on a mountain don't allow for the optional compressed air part of the system that (according to the page) can double the efficiency of the system
by mmcconnell1618 12y ago
External rails on a mountain don't allow for the optional compressed air part of the system that (according to the page) can double the efficiency of the system at less than double the cost.
- tempestn 12y agoAlso it uses way more valuable surface area. Especially when you consider the safety measures that would be required.