The Idea Factory
№ 78 Thursday, 18 December 2025

How Long Do Trends Take

Fashion cycles used to take months or years. They moved through five distinct stages: introduction, rise, peak, decline, obsolescence.

But in 2025, fuelled by algorithms, micro-trends rise and collapse within one to three weeks. Trends that were viral in early summer were obsolete by July.

Social media platforms have turned trend cycles into just being about performance. The algorithms reward content that gains engagement within 24 to 48 hours, creating pressure for instant virality over sustained relevance.

One third of consumers find it embarrassing when brands jump on viral trends.

AI tools are trend acceleration engines.

Experts predict that AI will soon create and test micro-trends across platforms without humans even touching them. The trend won’t emerge from human creativity or subcultural innovation. They will be algorithmically generated, optimised for engagement and deployed at scale.

So we’re going to see an authenticity paradox.

In the AI world, people will be moved by authentic, human-led content.

However, when emotional marketing messages are perceived as AI-authoured rather than human-created, they trigger lower positive word of mouth and reduce brand loyalty because they seem inauthentic.

What this means for coaches is that your audience has developed sophisticated detection systems for manufactured emotion and scripted spontaneity.

So we’re going to come to a fork in the road.

The obvious response for some is to just keep chasing the trends faster, to leverage AI tools to stay current, to optimise for the algorithm seeing us. To follow trends for likes and engagement, play the volume game

But the counterintuitive opportunity is to become the anti-trend.

In a landscape of fads, lasting value becomes the scarcest and most valuable commodity.

Engagement-seeking will mean following trends, but meaning-making requires time.

I’d recommend in a world optimised for speed, you build for meaning

Charlie Beestone · My Idea Factory
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