There are a few potential disadvantages of CDPs. First, because CDPs collect and store large amounts of data, they can be expensive to set up and maintain. Additionally, CDPs require careful planning and management in order to be effective, and they can be difficult to scale. Another potential downside of CDPs is that they can create privacy and security concerns, as they collect and store sensitive customer data. If a CDP is not properly secured, it could be hacked, and customer data could be leaked. Finally, CDPs can be complex and difficult to use, particularly for small businesses or businesses with limited IT resources. If a CDP is not properly configured or used, it can actually create more work for marketing and sales teams, rather than saving them time.