A statistical thought !With Zero population growth wfhat demograpic age distribution will we see. Will the productive poulation be able to support the Grey years ? And if so will it be divided on Geographical Grounds ?
Or for the Sci Fi (filkies) fans will the "Sandman" come.
See the works of Niven and/or Huxley.
Sorry 4 pints of Bass makes me cynical.
Gareth