The MIUI memory extension feature appears to be rolling out to more phones in Xiaomi's extensive lineup. Not only is the upcoming Xiaomi Mi 11T likely included but there's also room for the Mi 10T Lite and Mi 10 Lite Zoom on this particular memory expansion list of supported devices.
https://www.notebookcheck.net/Mi-11T-and-Mi-10T-Lite-join-the-list-of-Xiaomi-phones-with-MIUI-memory-extension-support.555962.0.html
Are they seriously trying to talk about swap space as if it's an amazing exclusive feature?