vlogosphere

The story

1. Proto-Indo-European*weyd-
2. Proto-Indo-European*widéh₁yeti
3. Proto-Italic*widēō
4. Latinvideō
5. Englishaudioinflu.
6. Englishvideo
7. Proto-Indo-European*weyh₁-?
8. Proto-Indo-European*wiHrós
9. Proto-Germanic*weraz
10. Proto-Indo-European*h₂el-
11. Proto-Indo-European*h₂életi
12. Proto-Germanic*alaną
13. Proto-Germanic*aldiz
14. Proto-Germanic*weraldiz
15. Proto-West Germanic*weraldi
16. Old Englishweorold
17. Middle Englishworld
18. Englishworld
19. Proto-Indo-European*dwóh₁
20. Proto-Indo-European*dwi-
21. Proto-Indo-European*dʰeh₁-
22. Proto-Indo-European*h₁weydʰh₁-
23. Proto-Indo-European*h₁weydʰh₁ós
24. Proto-Germanic*wīdaz
25. Old Englishwīd
26. Englishwide
27. Englishworldwide
28. Proto-Indo-European*webʰ-
29. Proto-Germanic*webaną
30. Proto-Germanic*wabją
31. Old Englishwebb
32. Middle Englishweb
33. Englishweb
34. EnglishWorld Wide Webellip.
35. EnglishWeb
36. Proto-Indo-European*legʰ-
37. Proto-Indo-European*légʰyeti
38. Proto-Germanic*ligjaną
39. Old Norseliggjader.?
40. Middle Englishlogge
41. Englishlog
42. Proto-Indo-European*bʰeh₂ǵosder.?
43. Proto-Indo-European*bʰeh₂g-der.?
44. Proto-Germanic*bōks
45. Proto-West Germanic*bōk
46. Old Englishbōc
47. Middle Englishbok
48. Englishbook
49. Englishlogbook
50. Englishlog
51. Englishweblog
52. Englishblog
53. Englishvlog
54. Ancient Greekσφαῖρᾰ (sphaîră)
55. Latinsphaera
56. Late Latinsphēra
57. Old Frenchsphere
58. Middle Englishspere
59. Englishsphere
60. Englishblogosphereinflu.
61. English todayvlogosphere

From vlog + -o- + -sphere, after the pattern of blogosphere.