A brief history

  1. VIC 20 (BASIC) => no kids
  2. C64 (6502 assembly) => no kids
  3. Amiga (68000, C) => no kids
  4. OS/2 (C) => no kids
  5. Windows (C++, Java, C#, Delphi) => no kids
  6. Mac (Java, Objective-C, C++, Javascript, Ruby, Python) => 3 kids!
  7. iOS (Objective-C, Swift) => no kids

Conclusion: most productive using Mac.