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did:scid can address all of these limitations without requiring new formats for SCIDs or SCID verification metadata. It can reuse the formats listed above. While in theory did:scid could choose to support only one of these formats, picking one would discriminate against the others. Since all three have their adherents—and existing code bases that support them—did:scid is designed to support all three, and be extensible to support other SCID-based formats if necessary. This enables the market adopters to choose the SCID formatsformat that works best for them, and for these formats to evolve over time.
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