This looks like it is from the late 70's but appears right on target. The lecturer is speaking about LEGAL immigration. Toss in the MILLIONS of ILLEGALS that have since been allowed and we have been off the charts for a while!The gumball demonstration says it all. and puts the proper perspective on immigration. If we were not at the end of the age, America would be soon headed to becoming another third world country.Looking up!Gina