It's also 99% server-side preprocessors. Only a single package in that list (lodash) is something that could be actually loaded via browser, and even that would

It's also 99% server-side preprocessors. Only a single package in that list (lodash) is something that could be actually loaded via browser, and even that would only be a small percentage of the full package size. It's also not required for a new rails project, it's simply a convenience workflow that integrates many of the tools used in modern best practices.