Here's something most people in tech won't say out loud: SaaS was never an industry. It was a business model. A billing structure dressed up as innovation. And the moment we stopped treating it as a mechanism and started treating it as an identity, we lost the plot.
Let's rewind.
The Shift Nobody Questioned
Software used to be owned. You walked into a store, bought Microsoft Office on a disc, installed it on your machine, and it was yours. No monthly invoice. No auto-renewal. No "we've updated our pricing" email at 2 AM. You paid once, and the software worked until you decided it didn't.
Then the subscription model arrived, and the entire industry pivoted almost overnight. The narrative was that subscriptions were better for the customer — lower upfront cost, continuous updates, always the latest version. That framing was deliberate. And it was half the story.
The real drivers were internal. Two of them, specifically.
First: cash flow discipline. Software companies weren't great operators. They'd collect large lump-sum payments from purchases, burn through the capital, then scramble for the next release cycle. Subscriptions solved that — not by making the companies more disciplined, but by removing the need for discipline entirely. If revenue trickles in monthly, you can't blow the whole stack in Q1. It was a structural guardrail for companies that couldn't manage their own finances.
Second: behavioral economics. It is significantly easier to get someone to commit to $49 a month than to hand over $599 upfront. We psychologically associate ownership with having to pay the highest price. Subscriptions exploited that association — lower the anchor, reduce the friction, get the signup. The product didn't have to be better. The price just had to feel smaller.
So the model spread. Not because it produced better software. Because it produced more predictable revenue and lower purchase resistance.
The Silent Cost
Here's what nobody built into their projections: churn.
Churn is the true master of SaaS. It's the silent line item that reshapes entire companies from the inside out. The average B2B SaaS company loses roughly 3.5% of its customers every single month. That doesn't sound catastrophic until you do the math — that's nearly 35% of your customer base gone annually. Every year, you're rebuilding a third of your revenue from scratch.
Research cited in Harvard Business Review has shown that acquiring a new customer costs anywhere from 5 to 25 times more than retaining an existing one. Frederick Reichheld's work at Bain demonstrated that even a 5% improvement in retention can drive profit increases north of 25% — and in some sectors, the multiplier is far higher. The economics of keeping people should dominate every strategic conversation. Instead, the industry normalized losing them.
Once you're in the churn cycle, the math turns predatory — against you. You pour more into acquisition to replace the customers you're losing. Your cost to acquire starts creeping toward (and eventually exceeding) the revenue those replacement customers generate. That's the death spiral. And people literally teach it as inevitable. Conference talks, SaaS playbooks, investor decks — they all treat churn as a necessary evil, a cost of doing business.
But think about what that admission actually says: our software doesn't provide enough value for people to keep it long-term, so we've accepted a model where we constantly hunt for new people to replace the ones who leave.
That's not a business strategy. That's a treadmill.
What the Model Cheapened
The subscription model didn't just change how software was priced. It changed what software was allowed to be.
When the barrier to entry dropped, so did the barrier to mediocrity. Products shipped half-built because there was always "next month's update." Customer expectations fell because the price anchoring told them they were only paying for $49 worth of value. Results became secondary to retention tactics — gamification, lock-in, artificial switching costs. The experience got cheaper. The product got cheaper. The results got cheaper.
And all of that compounded. Year after year, the expectation of what software should deliver eroded. The lifetime value of a customer — not the metric, the actual value you deliver to a human being over time — became an afterthought. Companies optimized for monthly recurring revenue instead of monthly recurring impact.
What we're looking at now, across legacy SaaS, is the accumulated cost of that trade-off. Bloated platforms. Feature fatigue. Customers who stay out of inertia, not satisfaction. And an entire generation of operators who've been trained to accept that this is just how software works.
It doesn't have to be. But understanding how we got here is the first step.
The subscription model didn't emerge in a vacuum. It was accelerated — and in many ways distorted — by the incentive structures of venture capital. That's where the real compounding damage began. And that's where we're going next.