Ok, then it's not for you. Simple. LO is an Office clone, something iWorkdoesn't even attempt to be. I don't want iWork to be an Office clone. LO sucks because of that. (And import/export is far from painful.)
S/he switched, so it was not for her/him. S/he spent some money on things you kinda expect to work, s/he may have the go to say why s/he switched and paid the price for not knowing beforehand, literally.