The text discusses the advantages of using FusionAuth, a single-tenant authentication platform designed for developers and engineering teams, which provides flexibility, control, and cost-effectiveness by allowing users to deploy it locally or in the cloud. FusionAuth emphasizes the benefits of owning one's authentication infrastructure, such as improved security, customization, and compliance with data residency requirements, as opposed to relying on multi-tenant SaaS solutions that often prioritize vendor efficiency over user needs. The platform supports easy testing and development without the constraints of SaaS providers' uptime or rate limits, reducing the risk of bugs caused by environment inconsistencies. The narrative highlights the misconceptions around the cost-effectiveness of multi-tenant architectures and argues for the competitive pricing and privacy benefits of single-tenant solutions, using FusionAuth as a model for how authentication should complement, rather than dictate, application architecture. The text concludes by encouraging users to take control of their authentication processes with FusionAuth, offering a free start and inviting them to Authcon, an event dedicated to customer identity.