回複：這樣才算公正，白占便宜的那些人哪有那麽容易得逞 (轉貼)

The problem is not so much with the priority date as with the sudden change of policeis, which wasted so many people so much money and time. If it was not intended to change, why did the DOS change everything to "current" in the first place? If it did not change in the first place kept the priority date, many people would have calmly waited.