I was lucky enough not to face any required summer reading lists until I went to college. So I still think of summer as the best time to read for fun.
For better or worse, that is true with any new innovation, certainly any new technological innovation. There's many good things that come out of it, but also some bad things. All you can do is try to maximize the good stuff and minimize the bad stuff.
There are many alternatives to embryonic stem cell research, alternatives with great potential. We need to support these and oppose creating life for the sole purpose of destroying it.