The problem of too little organ donors in some countries could easily be solved with opting out systems. A lot of people are just too lazy to opt out. However also some countries with opt out systems like Sweden have low donor rates.
Billionaires are the people who (in general) rose above their competition and found great success. Why wouldn't you want them to control schools? Does it really make more sense to have schools controlled by mediocre individuals?
Yes and they got all their money through hard work. There is no way they did not inherit their wealth, they were always loyal citizens, never broke any rules or crushed their rivals.
It think is enough if they have to deal with Zuckerburg outside school.
I'm already up to Firefox 9, so this must be from the ancient past, right?
If 22nd March 2011 is ancient past for you, then yes. Thanks to the new release cycle, version numbers increase every 6 weeks.
Numeric stability is probably not all that important when you're guessing.