Sharing a single system across all customers is far cheaper than giving each customer a dedicated copy, whose maintenance cost increases with every new customer.

The author argues that while a dedicated system per customer is easier to reason about, its cost grows with every new customer, making a shared multi-tenant system the far cheaper choice. ✦ AI generated

the author · ByteByteGo Newsletter · 2026-07-16 · original ↗

Running a dedicated copy per customer is easy to reason about, but the cost of maintaining hundreds of separate copies increases with every new customer. On the other hand, sharing a single system across all customers is far cheaper.

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