Legacy... End of '90 to mid 2000, Java was the go-to language for everything, from browser applications (applet), to coffee machine, to enterprise applications

Legacy... End of '90 to mid 2000, Java was the go-to language for everything, from browser applications (applet), to coffee machine, to enterprise applications. It is cross-platform, and was free before oracle bought Sun Microsystem. It's also the language of devellopement of Android.