Java’s single inheritance limitation is usually not a problem in the normal course of development. In fact, the need to use multiple inheritance could be a sign of a bad design.

July 19, 2002. Q: Why doesn’t the Java language support multiple inheritance? A: Whenever you find yourself asking why Java has or does not have some feature, consider the design goals behind ...

It seems that MI has fallen severely out of favor. Neither of the two "big" programming languages to come out in the last few years, Java or C#, make use of multiple implementation inheritance ...