What specific business model flaw causes platform decay?
The primary driver of platform decay is the business model's dependence on extracting value from users and third-party sellers, which creates a fundamental conflict with maintaining quality. Platforms like Google, Facebook, and Amazon generate revenue through advertising, commissions, and data monetization, not by delivering the best user experience. As they grow, they prioritize actions that maximize short-term revenue—such as showing more ads, promoting paid listings, or manipulating search results—over the long-term health of the platform. This systematic shift in priorities is what researchers call 'platform decay' [1].
A 2025 study in Ethics and Information Technology explicitly attributes platform decay to 'the particular business model of these platforms,' arguing that the decline is not accidental but a direct consequence of how these companies make money [1]. The study notes that this decay harms users in ways that go beyond mere inconvenience: it causes 'cognitive damage' by undermining users' ability to pay attention and reason, because the platforms are designed to capture attention rather than serve it [1]. This is a key insight—the decay is not just about annoying ads; it actively degrades users' mental capacities.
How does the threat of disintermediation accelerate decay?
A second, related flaw is the platform's vulnerability to disintermediation—when buyers and sellers meet on the platform but then complete their transaction off it to avoid paying commissions. A 2021 study in Business Horizons calls this 'the Achilles’ heel of the platform business model' [3]. The study explains that platforms like Amazon and Google face a constant risk: if they make the experience too good, users will find each other and leave, taking their revenue with them. To prevent this, platforms deliberately introduce friction—such as hiding contact information, limiting communication, or adding fees—which degrades the user experience [3].
This creates a vicious cycle: the platform's need to prevent disintermediation leads to design choices that annoy users, which in turn drives more users to seek ways around the platform, prompting even more restrictive measures. The 2021 study compiles evidence showing that this dynamic is a 'potentially fatal weakness' for platforms, and that attempts to remediate it often backfire by further alienating users [3]. This directly explains why platforms feel increasingly clunky and user-hostile over time.
Is platform decay inevitable, or can some platforms avoid it?
The evidence suggests platform decay is not inevitable but is a common outcome when the business model is misaligned with user value. A 2026 study in PLOS ONE examined 52 open platform initiatives across various firms and found a 'mixed outcome': some created significant value, while others led to 'value destruction' [2]. The key difference was strategic alignment—successful platforms fostered a healthy ecosystem of developers and innovation, while failures were caused by 'strategic misalignment, perceived desperation, and inadequate open-source management' [2].
This finding highlights that decay is a choice, not a law of nature. Platforms that prioritize long-term ecosystem health over short-term extraction can avoid the worst effects. However, the dominant platforms (Google, Facebook, Amazon) have largely chosen the extractive path, as documented in the 2025 study [1]. The contrast between the best-case (strategically aligned platforms that thrive) and the typical case (extractive platforms that decay) is stark: the 2026 study shows that success requires deliberate, user-centric design, which most major platforms have abandoned [2].
About These Sources
This answer is built on 5 peer-reviewed studies — published from 2021 to 2026, 2 from 2024 or later, 4 in Q1 journals, collectively cited 423 times — selected as the most relevant from 5 studies that passed quality screening, drawn from 35 papers retrieved from a database of over 500 million.
Sources used in this answer
The cognitive and moral harms of platform decay
Argues that platform decay is caused by the business model and constitutes cognitive and moral harm by damaging users' attention and reasoning abilities, affecting billions of people.
Winners and losers in the platform revolution
In an event study of 52 open platform initiatives, found mixed outcomes: some created significant value, while others led to value destruction due to strategic misalignment and poor community management.
The Achilles’ heel of the platform business model: Disintermediation
Identifies disintermediation (buyers and sellers bypassing the platform) as a potentially fatal weakness of multi-sided marketplaces, compiling causes and remediations.
From circular business models to circular business ecosystems
Using a comparative case analysis of nine Swedish biogas companies, argues that circular business ecosystems are a more appropriate concept than circular business models for analyzing high-coordination systems.
Platform-based servitization and business model adaptation by established manufacturers
Through a longitudinal study of four Chinese manufacturers, identifies platform-based servitization pathways and business model adaptations enabled by Industry 4.0 technologies.