I am a lot more careful now, as compared to the start of my career. I have a lot more experience with testing and by all metrics I can measure the code that I

I am a lot more careful now, as compared to the start of my career. I have a lot more experience with testing and by all metrics I can measure the code that I ship goes out with a much lower defect rate. I think it is just the reverse - I think software is an excellent profession to stick to for the long haul, because with even a moderate amount of effort you can improve tremendously over time.