jstultz

irb(main):002:0> a.private
=> 0
irb(main):003:0> a.private = 0
=> 0
irb(main):004:0> a.changes
=> {}
irb(main):005:0> a.private = false
=> false
irb(main):006:0> a.changes
=> {"private"=>[0, 0]}