Earlier quoted context omitted.
Do you not enjoy greenfield projects? Many programmers prefer them. If you never get to do greenfield projects all the time and are instead stuck doing maintenance, that doesn't sound like a lot of fun right? Maybe you are someone who enjoys maintenance. Glad you've found your niche. But don't insult people who are good at what they do, but don't enjoy the parts they don't enjoy.
The attitude you're presenting is a huge problem in software development, and I firmly stand by what I've been saying -- if you're unwilling or do not like maintaining software, get the hell out of the industry. A developer without a mind for writing maintainable code is a bane to the existence of everyone who works with him/her, and a developer who constantly builds new projects and does not have to stick around to…
If my attitude was one sided, it's because I was responding to your comment in kind.