In each of the last three Pwn2Own hack competitions, which Google sponsored last year before breaking off to create its own contest, Chrome left the stage entirely unscathed.
In February, Mr. Christie attempted to make light of the subject during an appearance on "Late Night With David Letterman, " breaking out a doughnut from his pocket and munching it on stage.
The problem is that making them using somatic-cell nuclear transfer involves breaking up viable embryos, since the cells in question are found inside early-stage embryos, called blastocysts.
"He was more than happy to push the public school's rules to breaking point and a little beyond, but he - mostly - stopped short at the stage where his defiance would inflict serious damage to either his person or his academic career, " the book states.