Considering the sheer amount of things that were removed with the later SteamPipe revisions of the game, and the immense amount of mods for both the legacy and Steam versions, I personally feel it's a case where that both versions need their own dedicated article to cover them all.
Topic on Talk:Half-Life
Someone made a Half-Life (SteamPipe) page recently, apparently. Not linked to anything, but it exists.
Agreed, especially when the third edition of the game came out. page looks like junkyard right now w all of the fixes combined