It combined the blazing speed of SmallTalk with the memory safety of C.
In fact, you can get C-level performance with Smalltalk levels of encapsulation and dynamicism if you pay just a little attention. See iOS and macOS Performance Tuning: Cocoa, Cocoa Touch, Objective-C, and Swift: https://www.amazon.com/gp/product/0321842847/ref=as_li_tl?ie...