If WoW required another account to light a cynosural candle for fast travel they would probably think different.
I think that many of the mechanics which make EvE fun are also the mechanics which enable and encourage multiboxing.
Maybe @Syzygium is right and they should do away with all of them, see What would you do if you Couldn’t Gank? - #419 by Syzygium but it wouldn’t be the same game, and I can’t see it happening.