Time Magazine's
100 Worst Ideas of the Century
  The original list did not present the items in order (which is kind of the point of making a list like this). I have recreated Time's list and put it in order for them.
Rank
percentage of total votes cast (232919)
1
8.12% Prohibition
2
7.98% That Teensy Programming Decision That Led to the Y2K Bug
3
7.82% Geraldo Opening of Capone's Vault
4
7.67% Telemarketing
5
6.88% The Jerry Springer Show
6
6.63% "Mr. Simpson, Step Forward and Try on the Glove"
7
4.73% Spandex in Plus Sizes
8
4.22% The Designated-Hitter Rule
9
3.41% Driftnet Fishing
10
3.04% Watches That Beep
11
3.00% DDT
12
2.28% The Ugandan Space Program
13
2.03% Personal Watercraft
14
1.63% Dalkon Shield
15
1.57% The Red Sox Selling Babe Ruth to the Yankees
16
1.42% Michael Jackson's Marriage to Lisa Marie Presley
17
1.33% The Treaty of Versailles
18
1.18% The Titanic
19
1.10% Breast Implants
20
1.08% Psychic Hotlines
21
1.07% Barney
22
1.06% New Coke
23
1.03% Spray-on Hair
24
0.92% Thong Underwear for Men
25
0.89% Attacking Israel on Yom Kippur
26
0.75% The Blacklist
27
0.75% Chain E-Mail
28
0.68% New Math
29
0.66% Not Bombing the Fuel Tanks at Pearl Harbor
30
0.61% Suntans
31
0.59% Sailing the Exxon Valdez into Prince William Sound
32
0.59% Fast Food
33
0.50% Infomercials
34
0.49% The Hitler Diaries
35
0.48% The U.S. Metric Campaign
36
0.46% Bush's Choice of Quayle
37
0.45% Susan B. Anthony Dollar
38
0.44% Asbestos
39
0.41% Introducing Kudzu to the U.S.
40
0.41% The Maginot Line
41
0.41% Laugh Tracks
42
0.38% Milli Vanilli's Grammy
43
0.37% Choosing VHS over Beta
44
0.36% Staffing the White House with Interns During the Government Shutdown
45
0.35% Crystal Pepsi
46
0.34% Installing a Recording System in the Oval Office
47
0.33% Michael Jordan, Outfielder
48
0.29% Flowbee
49
0.29% Strip Malls
50
0.28% The Independent- Counsel Statute
51
0.26% Leisure suits
52
0.25% The Paperless Office
53
0.24% Hydrogen-Filled Blimps
54
0.23% Aerosol Cheese
55
0.23% Heaven's Gate
56
0.22% The Russians Diverting the Tributaries of the Aral Sea
57
0.21% Rocky 5
58
0.20% Tie-Breaker Shoot-outs in Soccer's World Cup
59
0.20% Daryl Hall's Solo Career
60
0.20% Astroturf
61
0.19% Cold Fusion
62
0.19% George Lazenby As James Bond
63
0.18% Smell-O-Vision
64
0.16% Videophones
65
0.16% Mohawk Hairstyles
66
0.14% Woody Allen, Paterfamilias
67
0.14% Letting Oliver North Near a Shredder
68
0.14% Gone With the Wind Sequels
69
0.13% The Stiletto Heel
70
0.12% Hooked on Classics
71
0.11% Fen/Phen
72
0.11% The Edsel
73
0.10% Novelizations of Movies
74
0.10% Shoe-Store X Rays
75
0.10% MacArthur Defying Truman
76
0.09% Cryogenics
77
0.08% Muzak
78
0.07% The Eight-Track Tape
79
0.07% Hair Club for Men
80
0.07% Biosphere 2
81
0.07% IBM's PC Junior
82
0.07% Ishtar
83
0.07% Earth Shoes
84
0.06% Comeback Tours
85
0.06% Vinyl Siding
86
0.06% Ponzi Schemes
87
0.05% Message T Shirts
88
0.05% The Spruce Goose
89
0.05% Theme Restaurants
90
0.05% AfterMASH
91
0.05% Culottes
92
0.05% Radium Cures
93
0.04% Promoting Kim Philby
94
0.04% The DeLorean
95
0.04% U.S.F.L.
96
0.04% Rod McKuen's Poetry
97
0.04% Swine-Flu Vaccine
98
0.03% The Apple Lisa
99
0.03% Prestige Area Codes
100
0.03% Mood Rings