Leper Gnome is powerful for its cost, finds its way into almost every aggressive deck, and requires no further deck building decisions to be effective. We’d like other 1 mana minions to be more compelling, so we’re reducing its Attack from 2 to 1.
I'm just another one of those. You know, those who do things. Things that need to be done by those that do these things in order to do those things that don't do these things themselves. Has the word 'things' lost meaning to you already?