2) If you think of the breakage between 2.x and 3.x ... a breakage like that is probably never gonna happen again...
Re 2) The 2.x to 3.x happened due to version 2 having a horrible problem with strings vs. bytes and encodings... There probably are no other problems ever with that kind of scale..
thanks ofr the input that is what I've read but was hoping if python 4 was coming out soon I can just procrastinate a little more.