XYandZ difference with Point3d

[Mitchpain]

Is there a reason why we use XYandZ instead of Point3d?

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• LINK: spatialToCartographic---imodeljs-frontend-link-to-docs
• TAG: imodeljs-docs-question
• SOURCE: https://imodeljs.github.io/iModelJs-docs-output/reference/imodeljs-frontend/imodelconnection/imodelconnection/spatialtocartographic/

[kabentley]

This method only requires an object that has members x,y,z. It does not require that it be of type Point3d.