The bottom line here is that our standard of living is sinking like a stone and the income gap from top to bottom is at a all time high and the percentage of rate vs. actual dollars in revenues paid is far in favor ofthe higher income brackets than the average wage earner.
Moreover, the rats that successfully completed the more difficult task, which involved a longer gap in time between the sound and the puff of air, had retained more new neurons than those assigned easier tasks, with shorter gaps.