No validation method was proposed.

BG says With the mastery of hypersleep, each human being will be able to control the timecourse of his life by choosing the number of years/decades/centuries between each wakening. Different populations will be synchronized this way and will be able to use the same places/cities while never crossing each other. Hypersleep will generate the possibility to have parallel humanities expending the number of humans being able to live on a planet. Social and cultural consequences are considerable... (29/12/2016 14h14)