blitzkrieg wrote:
How long would you expect to live, with no food or water or supplies of any kind, in the middle of the ocean and on a life raft, with no-one coming to rescue you?
Depends... at the equator, in the summer, maybe three days to maybe a week, if seas were relatively calm (cloud cover would factor in). Nearer the poles, possibly minutes to hours in winter, depending on clothing.
What single computer based technology has changed the world to the greatest degree since the first digital computer was invented?