Well since i can't obtain the ones i had previously again.
Pay has no limits, you really can see sony and bungie working with similar policy xD.
Edit 1: wow you -blam!- really defend it with "wHO uSEs tHeM ANywAy" yikes.
Edit 2: Machine gun for example is from dungeon so no, not all of them are free
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You never paid for the weapons the first time. You wouldn't be paying for the weapons to remain current either.