[starquake]

You can add a button to your Raspberry Pi to temporarily disable all the blocking. Not the best solution but still useful to know I think.

[nmca]

I really like this idea. Make it big and red. Easily done it seems:

https://www.hackster.io/marko8904/web-connected-aws-iot-big-...

[arnjerobben]

Do you have a link to a tutorial?