History tends to distort things. The present is an era. The 1990's is an era. The 1800's is a era. The renaissance is an era. The stone age is an era. Of c

History tends to distort things. The present is an era. The 1990's is an era. The 1800's is a era. The renaissance is an era. The stone age is an era. Of course accomplishments per era could decrease when we're judging the last few years against much larger time spans of the past.