/proc/4/task/9/root/proc/2/root/proc/thread-self/root/proc/4/task/6/root/proc/sys/kernel/random
This explorer reads the filesystem of the server it runs on, so /workspace/user isn't present here. Browsing and the terminal still work against this server's own disk from /.
180cd946-722a-43da-a89b-e281578907ae