One of the answers could be that almost every OO language borrowed some concepts form Smalltalk and implemented them in a less "cryptic" (or esoteric) way. Take a closer look at that Objective-C. Erlang's (non-OO) modules and message-passing primitives were also influenced by Smalltalk.
One of the answers could be that almost every OO language borrowed some concepts form Smalltalk and implemented them in a less "cryptic" (or esoteric) way. Take a closer look at that Objective-C. Erlang's (non-OO) modules and message-passing primitives were also influenced by Smalltalk.