The most scary aspect of unfettered accumulation of wealth would obviously be the consolidation of power. We're already seeing countries where the wealthiest ci

The most scary aspect of unfettered accumulation of wealth would obviously be the consolidation of power. We're already seeing countries where the wealthiest citizens are saying "Screw this, I'll just move elsewhere, unless you fix those [tax] laws" - and the more powerful these people are, the easier it is to strong-arm politicians. Growth for the sake of growth, and all that.