regular:  #101 Sari Rp21000  #102 Joko Rp38500  #103 Rina Rp14000
regular:  #101 Sari Rp21000  #103 Rina Rp14000
express:  #102 Joko Rp38500
watched still sees #102 (same object, new owner)
quote with 10% off: Rp34650, stored price still Rp38500
  [order 102 released]
after applyDiscount: Rp34650
(quoteWithDiscount copied the order, and the copy was released)
  [order 102 released]
end of main
  [order 101 released]
  [order 103 released]
