However, I found a contact email on their site. Six days later:
В Финляндии предупредили об опасном шаге ЕС против России09:28
。关于这个话题，一键获取谷歌浏览器下载提供了深入分析
Already today, WebAssembly Components…
But of course, like any immutable system, there are mutable parts (otherwise, we couldn’t create any configuration files). OSTree handles this with “overlays” (actually, we use OverlayFS) that allow a read-write filesystem to be layered on top of the immutable system. For example, the /etc and /var directories are writable, while the rest of the system is read-only.