This burden of taxes on an empire already devastated by the ravages of the Huns made the already unpopular favourite deeply hated. Gibbon remarks that the money involved would have more than financed any war against Attila.
The heavy taxation of a weakened empire, ravaged by the Huns, made an already unpopular leader even more disliked.  Gibbon argues that the money generated could have financed a war against Attila.