> Can you think of many examples of a SaaS provider who regularly keeps old versions of a product around for customers to use?
Sure. Blender and Ubuntu offer long-lived old versions of their software that get regular fixes.
> Can you think of many examples of a SaaS provider who regularly keeps old versions of a product around for customers to use?
Sure. Blender and Ubuntu offer long-lived old versions of their software that get regular fixes.
Neither Blender nor Ubuntu are SaaS. You're just confirming my point: if you want to run old versions of software, you need to host it yourself.