Why is WebGL not supported?

Related questions

1. What is context in html5 canvas?
2. Which tags are no longer valid in html5?
3. Is canvas a polyester?
4. What is canvas made of?
5. How do I know if WebGL is enabled?
6. How is fabric made from canvas?
7. How do you get the rendering context of a canvas in HTML?
8. What does canvas tag do?
9. Which is better OpenGL or directx?
10. Which method in Canvas is used to create a rectangle html5?

Tags

1. #chrome
2. #error
3. #firefox
4. #means
5. #address
6. #mozilla
7. #using
8. #graphics
9. #loading
10. #supported
11. #google
12. #webgl
13. #browser
14. #recommend
15. #usually
16. #human