Government planners have embraced a materialistic view of human beings which cheapens the importance of family and social events. These "experts" fail to understand what being human really means.
If people want to dismiss this school of thought, which many seem inclined to do for political (not theoretical) reasons, at least they should do so based on facts and knowledge, not on falsehoods.
As with seemingly everything else, the proposed answer to "liquidity traps" is loose monetary policy. In reality, the answer lies in encouraging savings and investment with sound money.