Investigate why some se case take so long to compile: - unsafe typing - possibility of precompiling some functions References: - issue #210 debugging leads/tools - macro: InteractiveUtils/@code_warntype - macro: PrecompileTools/@setup_workload - SnoopCompile package: https://juliadebug.github.io/SnoopCompile.jl/ - Cthulhu package: https://github.com/JuliaDebug/Cthulhu.jl