GM9 vs D9

Stuff that D9 can do, that GM9 can't
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* [NOTHING] (for legitimate exceptions see below)

Wishlist (not in D9, but planned for GM9/D9)
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* Gamecart save dump / flash
* Proper ticket signature validation

Rejected for GM9 (functionality is in in D9 and a standalone tool)
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* CTRNAND transfer from non-A9LH (SafeCtrTransfer)

Rejected for GM9 (functionality will only be in D9)
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* AK2i / NTRCARDHAX handling
* Citra config dump

Deprecated (no more useful, but still in D9)
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* Shallow CIA decrypt
* SD padgen