It's used for linked data types. (Look for "Powered by Wolfram") [1] Also see from Wolfram [2] [1] https://support.microsoft.com/en-us/office/what-linked-data

It's used for linked data types. (Look for "Powered by Wolfram") [1] Also see from Wolfram [2] [1] https://support.microsoft.com/en-us/office/what-linked-data-types-are-available-in-excel-6510ab58-52f6-4368-ba0f-6a76c0190772 https://support.microsoft.com/en-us/office/what-linked-data-... [2] https://www.wolfram.com/microsoft-integration/excel/#datatype-list-section-title https://www.wolfram.com/microsoft-integration/excel/#datatyp...