Once-Discredited Ideas Now Staging Comebacks

> Dumbphones
> Sleeping
> Measles
> Tebow
> Spam
> Wristwatches
> Pluto

Least Important Most-Talked-About Ideas

> “The Dress”
> Deflategate
> The Keystone Pipeline
> Elizabeth Warren

Least Harmless Innocuous-Sounding Ideas

> Relatability


> The Food Babe


> Delaware


> “Pension smoothing”

Ideas That Are Kind of Embarrassing, but That We Like Anyway

> Vines


> Hypoallergenic cats


> Vines of hypoallergenic cats


> Rex Ryan


> Unbreakable Kimmy Schmidt

Ideas That Have Outlived Their Usefulness

> Annual physicals


> The Iowa caucuses


> Kale


> House of Cards


> Celebrity chefs


> Coastal property

Innovations We Might Seriously Regret

> Marijuana bakeries


> Shareholder activism


> “Explainer journalism”


> Selfie sticks


> Genome editing

Terms We’d Like to Retire

> Manspreading


> Free-range parenting


> Going viral


> Vertically integrated digital-media company


> Superfood


> Hipster


> The Internet of Things

Newly Conventional Ideas That Were Once Unthinkable

> Getting the news from Facebook


> NFL players worried about concussions


> Rand Paul for President


> A first gent

Ideas We Think We Like—but the Jury’s Still Out

> Police body cameras


> Self-driving cars


> Serial


> Starbucks delivery


> Amazon drones


> The sharing economy


Image credits: Tebow: Elise Amendola/AP; Warren: Timothy D. Easley/AP; Kimmy Schmidt: Eric Liebowitz/Netflix; Food Babe: Jonathan Alcorn/Bloomberg/Getty; Selfie: Andy Wong/AP; Fieri: Al Powers/Powers Imagery/Invision/AP; Hipster: Rich Fury/Invision/AP; Car: Tony Avelar/AP; Clinton: John Shearer/Invision/AP

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