I was there. The organisers think it's more like 500k people. There is going to be an even bigger demo on the 11th of November, try to make it if you can.

You use Kali as your main OS?

This is good for Monero.

You should try some. I've got the Sony XM4s, the battery lasts for an eternity and I never want to faff about with wires again!