I'm with Melusine. Simplicity is definately a welcome change of pace from Spell Sequencers, Class Bonuses and Mage Battles.
Its one of the reasons why I bought IWD and HOW. BG1 requres a lot of forethought as to what you're gonna do when you get attacked and everything (you HAVE to have backup weapons in your quick weapon slots) and you'll use potions and hoard all the +1 weapons you can find