In your opinion, what are the five best improvement in bicycles? These are in alphabetical order, so choose the number beside the item. If you want a feature not on the list, choose 99 and write it out.
1. 100-120 psi tires vs 75 psi tires
2. 10 speed vs 3-speed internal
3. 15-18 speed vs 10 speed
4. 23/25x700 tires vs 1.75 x 27" tires
5. aero-bars vs standard bars
6. alloy cranks vs steel cranks
7. alloy rims vs steel rims
8. allen screws vs phillips screws
9. aluminum frame vs chro-moly frame
10. anatomic saddles vs plastic generic saddles
11. bar-end shifters vs down-tube shifters
12. battery-powered lights vs tire-generator lights
13. bike computers vs pocket watch
14. cageless bearings vs caged bearings
15. cantilever brakes vs other types
16. carbon forks vs steel forks
17. cassette freehub vs freewheel
18. center-pull brakes vs other types
19. chrome-moly frame vs old steel frame
20. chro-moly frame vs aluminum frame
21. clipless pedals vs clips & straps
22. clips & straps vs platform
23. color variety vs 3 basic colors
24. cotterless cranks vs cotter cranks
25. derailleur system vs internal 3-speed
26. disc brakes vs rim brakes
27. disc wheels vs wire wheels
28. down-tube shifters vs stem shifters
29. down-turn handlebars vs horizontal handlebars
30. drum brakes vs rim brakes
31. dual pivot brakes vs other types
32. electronic bike computers vs tire driven speedos
33. exotic frame materials vs other frame material
34. friction shifting vs index shifting
35. gel-saddles or covers vs leather saddles
36. hub-powered lights vs battery-powered lights
37. index shifting vs friction shifting
38. integrated brake-shifters vs other shifters
39. leather saddles vs plastic generic saddles
40. modern bike geometry vs old style geometry
41. modern seatposts vs hollow steel posts
42. no safety brakes vs safety brakes (these were at 90 degrees from the regular brakes)
43. presta valve vs shraeder valve
44. quick release skewers vs bolts and nuts
45. side-pull brakes vs other types
46. shock absorbers vs no shock absorbers
47. shraeder valve vs presta valve
48. spinergy spoke wheels vs wire 3-cross wheels
49. thin chains vs thicker chains
50. tire driven speedos vs odometer clickers
51. water bottle braze-on vs strap-on cages