>There is a high probability that Python 3 is such a failure it will kill Python. This seems unlikely. Python 2 is a very popular language. There is currently

>There is a high probability that Python 3 is such a failure it will kill Python. This seems unlikely. Python 2 is a very popular language. There is currently more than one implementation. So no matter how weird the Python 3 thing gets, Python 2 should be available in some form. Python 3 is actually helping Python 2 here. It attracts those who want to do cool new language things, leaving Python 2 as a stable target.