gistfile1.txt

var data = MyApp.store.find([Scm.Product, Scm.Taxon]);

data.addObserver('status', this, function observer() {
  if (data.get('status') === SC.Record.READY_CLEAN) {
    data.removeObserer('status', this, observer);

    var products = data.find(SC.Query.local(Scm.Product));
    var taxons = data.find(SC.Query.local(Scm.Taxon));
  }
});