What does the S stand for in iPhone XS?

Related questions

1. What is difference between iPhone XS and XR?
2. Is 64gb iPhone XR enough?
3. Why is it called iPhone XR?
4. What is so special about iPhone XS?
5. What's the most popular iPhone XR color?
6. Which is better Xs or Xs Max?
7. Is XS worth buying?
8. Is XS camera better than XR?
9. Why is the iPhone XR cheaper than Iphone XS?
10. Is there a smaller iPhone XR?

Tags

1. #marketing
2. #which
3. #roman
4. #slightly
5. #start
6. #numeral
7. #stands
8. #starts
9. #apple
10. #least
11. #lower
12. #iphone
13. #getty
14. #around
15. #chief
16. #speed
17. #schiller
18. #expensive
19. #performance
20. #insists