Should global consts that are Refs be UPPER_SNAKE_CASE?

Should global consts that are Refs be UPPER_SNAKE_CASE? What do you think, and why?

It seems that there is no consensus among existing code.

The ecosystem is split:

The docs say “follow Base”

The 1.13-dev docs also say “use UPPER_SNAKE_CASE”

Base is split:

julia> filter(name -> getglobal(Base, name) isa Ref, names(Base,all=true))
16-element Vector{Symbol}:
 :ACTIVE_PROJECT
 :C_NULL
 :ENABLE_PRECOMPILE_WARNINGS
 :HOME_PROJECT
 :LOADING_CACHE
 :MAX_NUM_PRECOMPILE_FILES
 :PKG_PRECOMPILE_HOOK
 :PRECOMPILE_TRACE_COMPILE
 :REFLECTION_COMPILER
 :REPL_MODULE_REF
 :_regex_opts_str
 :_require_world_age
 :_track_dependencies
 :methodloc_callback
 :toplevel_load
 :update_stackframes_callback