/proc/4/task/7/root/proc/self/root/proc/self/task/7/root/proc/self/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 /.
5c3be1d5-20eb-4d12-bd52-daed52f24056