[newsclues]

Most of the time but some remote locations it is not nor does it require rail volume.

Rail is less efficient than water transport most of the time but it does not always apply to the local situation.

[r00fus]

Pareto principle means you should prioritize the 80%+ use case. Most of the time is what you want to spend all your time/money optimizing while making also the other use cases possible.

[newsclues]

I think this is a terrible way to apply the Pareto principle.

80% of the time a hammer is a better tool than a screwdriver does not mean you should not use screwdrivers and just get better with a hammer.

Different tools for the job is more effective than one universal tool for everything