Not smart enough to understand

nil_setting.rb

def rapid_reply(opts = {})
  require_per_hour = opts[:require_per_hour] ||= true
  force_reconstruction = opts[:force_reconstruction] ||= false

  opts[:commit] ||= true #always sets the value of opts[:commit] to true regardless if passed in. 
  opts[:commit] = true if opts[:commit].nil? #this line works as expected
end

#when calling
rapid_reply(:commit => false)