Be careful sending any snail-mail into the US. US Customs officials can open all incoming and outgoing international snail-mail without a warrant.
While I mostly agree with this guy it’s a great example of how the left-wing write in a style of self-satisfied-smugness that just puts everyone else off.
Every year Edge.org ask a lot of the worlds smartest people to write on a theme. The current one is “What’s your most dangerous idea“.