At #37c3 they have IRC, and Matrix for text and for voice they setup their own LTE/2G/3G/SIP/DECT network where you bring whatever phone-like device and pick a 4 digit phone number.

Meanwhile in the USA for #defcon they just paid Discord money and told everyone to accept their privacy policy, and even the DC Privacy Village asks people to sign up for Slack and Google.

People ask why I fly to CCC from the USA. It is because that is the closest place to find a thriving hacker culture.

Related: if anyone in the central Silicon Valley that wants to start a corpo-free hackerspace where we favor learning and building over buying, hit me up.

@lrvick: I live in Southern California, but I'd come to the Bay Area in early September. I have an idea for a libre carpool service which connects peers to manage their own payment without my intervention.

Let me know what we can work out!