Our new interactive graphic compares the generations today and in the years that each generation was young (ages 21 to 36) to demonstrate the sea change in young adults’ activities and experiences that has occurred over the past 50 years.
http://www.pewresearch.org/fact-tank/2018/03/16/how-millennials-compare-with-their-grandparents/
Acerbity [əˈsɜːbɪtɪ] 