1. Variables & Scope (2.01)
2. Template Literals (2.02)
3. Destructuring (2.03)
4. Spread & Rest (2.04)
5. Default Parameters (2.05)
6. Optional Chaining (2.06)
7. Modern Loops (2.07)
8. JSON (2.08)
9. ES6+ Features I (2.09)
10. ES6+ Features II (2.10)
11. Numeric Separators (2.11)
12. Nullish Coalescing (2.12)
13. Object Shorthand (2.13)
14. Programming Principles (2.14)
15. DRY vs WET (2.15)