Best Digital Source That Money Can Buy?

(1) Either single unit CD Player or Transport/DAC combo.

(2) no modded units please, only factory stock models

(3) please rank them if you can

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A few come to my mind:

EMM Labs, DCC2 SE + CDSA SE combo
Esoteric, P-03/D-03/G-0Rb combo
Wadia, 581 Pro
...