{
  writeShellApplication,
  curl,
  gnused,
}:
writeShellApplication {
  name = "adblock-update";
  runtimeInputs = [
    curl
    gnused
  ];
  text = ''
    curl -s https://raw.githubusercontent.com/StevenBlack/hosts/master/hosts | sed '1,33d' > /etc/adblock_hosts
    curl -s https://adaway.org/hosts.txt | sed '1,24d' | sed 's/127.0.0.1/0.0.0.0/' >> /etc/adblock_hosts

    # Custom domains that I need to preserve for some reason
    for f in "segment.com" "segment.io" "branch.io" "dev.visualwebsiteoptimizer.com" "click.discord.com"; do
     	sed -i -e "/''${f}/d" /etc/adblock_hosts  # Blocks Trelly content for house investors
    done
  '';
}