Ok yes maybe "easy" isn't exactly the correct term, but the way to appoint electors in each state doesn't need a 2/3 majority in every house + 3/4 of the states

Ok yes maybe "easy" isn't exactly the correct term, but the way to appoint electors in each state doesn't need a 2/3 majority in every house + 3/4 of the states as it happens with Constitutional amendaments. So it's definitely an easier approach