whats_the_time.rb

#!/usr/bin/env ruby

color = ['Cyan',
'Blue',
'DarkOrange',
'DarkSeaGreen',
'DarkSalmon',
'DeepPink',
'DimGray',
'Green',
'HotPink',
'DarkOrchid',
'Khaki',
'Lavender',
'DeepSkyBlue',
'FireBrick',
'GreenYellow',
'Gold',
'Ivory',
'HoneyDew',
'Tomato',
'Yellow',
'Plum',
'Pink',
'Peru',
'RoyalBlue',
'SpringGreen',
'Tan',
'MistyRose'
]

if ARGV.size > 0
   open("| export  DISPLAY=#{ARGV[0]}")
else
   puts "No Args"
end

(0...150).each do |x|
   x_off  = rand(2500)
   y_off  = rand(1500)
   width  = rand(175) + 50
   bcolor = rand(color.size)
   delay  = rand(1000)
   dig    = 0 #rand(1)

   geom = " -geometry #{width}x#{(width*1.1).to_i}+#{x_off}+#{y_off}"

   if dig == 1
      open("| xclock -digital #{geom} -bg #{color[bcolor]} &")
   else
      open("| xclock -analog  #{geom} -bg #{color[bcolor]} &")
   end
   sleep(delay/1000)
end

sleep(10)
open("| killall xclock")