Products that were once bought outright are now rented by the month, from office software to car features. The shift is driven by how revenue is valued rather than by greed alone.
Perpetual licences created a treadmill
Under the old model a company earned nothing from a customer until that customer chose to upgrade, which meant revenue depended on shipping a version compelling enough to justify buying again.
That produced feature bloat in major releases and long gaps in between, because there was no income from a satisfied user running a three-year-old version.
It also produced a support burden, since old versions stayed in the field indefinitely and had to keep working.
Recurring revenue is valued differently
A business with predictable monthly income can forecast, borrow and invest against it, and investors apply a higher multiple to revenue that renews than to revenue that must be won again.
The same total money is therefore worth more to the company when spread across a subscription, which is a strong reason to restructure pricing even at flat lifetime value.
Churn becomes the number that matters, and the whole product organisation reorients around keeping people rather than converting them once.
The product genuinely changed
Much modern software runs partly on servers the vendor operates: syncing, storage, collaboration and increasingly heavy computation performed remotely.
Those are ongoing costs that continue for as long as the customer uses the product, and a single payment years ago does not cover them.
Where a product is truly local and self-contained, the argument is much weaker, which is why subscriptions for offline tools attract the most resistance.
Hardware followed software
Once a device is connected, features can be delivered after purchase, and anything delivered after purchase can be billed separately.
Vehicles, cameras and appliances now ship with capabilities present in the hardware but enabled by a licence, which customers experience as paying twice for something they already own.
Manufacturers argue the model funds continuing development for a product already sold. The dispute is about whether the capability was included in the original price.
The cost lands on people who use things rarely
A subscription is good value for heavy, continuous users and poor value for someone who needs a tool twice a year.
Occasional users previously bought once and kept the software; now they pay while dormant or lose access entirely, including access to files created in the product.
That last point is the durable objection. Ownership of the work, not just the tool, becomes conditional on continuing to pay.