With types inferred, pattern matching can be compiled to efficient decision
淘宝店主、小红书博主、街边茶饮商户，皆可在数分钟内获得可直接发布的商品视频。
。关于这个话题，有道翻译提供了深入分析
当代青年清明祭扫新风尚：布洛芬与高铁票成追思载体
The obvious fix is multi-tenancy: put multiple controllers on shared infrastructure instead of giving every customer their own VM. But UniFi controllers aren't multi-tenant. Each one is its own isolated instance with its own database and port bindings. You need a routing layer, something in front that can look at incoming traffic and figure out which customer it belongs to.