In a 2004 lecture in Dublin , he conceded his 1997 bet with Preskill , but described his own , somewhat controversial solution , to the information paradox problem , involving the possibility that black holes have more than one topology .
[ 246 ] In a 2004 lecture in Dublin , he conceded his 1997 bet with Preskill , but described his own , somewhat controversial solution , to the information paradox problem , involving the possibility that black holes have more than one topology .