[gjmulhol]

This is almost certainly not more random than this: http://www.fourmilab.ch/hotbits/

It is a cool idea.

[saganus]

Or than

https://www.random.org/

Which even includes real-time statistics on the quality of the numbers.

[woliveirajr]

Or

https://qrng.anu.edu.au/

That takes his number from random fluctuations from quantic processes.