While this control does provide a native multiselect lookup experience that users of Dynamics 365 CRM and Dataverse are familiar with, you do need to take into account the fact that using this control entails developer experience for any further utilization of the data stored in these fields.
Dynamics 365 Tips and Tricks - Use PCF controls, enCloud9
How to configure multiselect lookup in Dynamics 365 - CRMONCE
MultiSelect Lookup PCF
Import is failing because of a missing custom cont - Power Platform Community
Solved: How to add multiple contacts in case record?
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Naveen Sattineni on LinkedIn: Exam 716: Microsoft Dynamics 365 Customization and Configuration was…
Using Microsoft Multiselect Lookup in your Model Driven Apps - Aric Levin's Digital Transformation Blog
Controls made for Model-driven Apps
Model Driven - Power Platform Community
Bulk Edit Multiselect optionset/choices fields using Microsoft Power Automate - Microsoft Dynamics 365 Blog
Tetiana Panchenko on LinkedIn: Multiselect Lookup control PCF now available in Dynamics 365 CRM
Tetiana Panchenko posted on LinkedIn
Better UX with a Lookup Dropdown PCF Control - It Must Be Code!
Bulk Edit Multiselect optionset/choices fields using Microsoft Power Automate - Microsoft Dynamics 365 Blog