Any beta firmware available for the Marble?

[hecatae]

Can you run this from the terminal

Feature Request Speed Test

You can try this: wget https://install.speedtest.net/app/cli/ookla-speedtest-1.2.0-linux-aarch64.tgz && tar xzf ookla-speedtest-1.2.0-linux-aarch64.tgz && ./speedtest