从而不必要复杂性
Thus unnecessary complexity
以上为机器翻译结果，长、整句建议使用 人工翻译 。
一部分人认为泛型简化了编程，扩展了类型系统从而使编译器能够检验类型安全；另外一些人认为泛型添加了很多不必要的复杂性。
Some say they simplify programming by extending the reach of the type system and therefore the compiler's ability to verify type safety; others say that they add more complexity than they're worth.
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