Example refactor for akem on #ruby IRC

samples.rb

#!/usr/bin/env ruby

File.open IO::NULL, 'w' do |dev_null|
  File.readlines('samples.txt', chomp: true).each do |sample|
    sample_speed = rand(0.1..1.0)
    cmd = "play -v 1 \"#{sample}\""
    puts cmd

    if rand(2).zero?
      Process.detach spawn(cmd, err: :out, out: dev_null)
    else
      system(cmd)
    end
  end
end