"Interesting that FB have build system ^Reason^ (build system)" One reason to define a tool and use language clearly, I interpreted, 'Build Systems Rapidly' as

"Interesting that FB have build system ^Reason^ (build system)" One reason to define a tool and use language clearly, I interpreted, 'Build Systems Rapidly' as a ^build system^ where in reality Reason is a ^systems language^ to build things quickly. Some of the tools are fantastic. I would love to have REFMT "dynamically as the window resizes in order to make optimal use of screen real estate while still abiding perfectly by the formatting rules" built into language editors to aid development.