Integrating a library requires a lot of thinking, or you'll integrate libraries that are immature and break, or don't exactly fit what you wanted and have to be

Integrating a library requires a lot of thinking, or you'll integrate libraries that are immature and break, or don't exactly fit what you wanted and have to be hacked around. I've had to work in projects that used your methodology long-term and I would rather turn down a job than suffer through that again.