Stream vs Batch

Next month at Data Nova, Andy and I are going to be doing a debate live on stage about data engineering and data mesh. Stay tuned for which site I pick. Ben: Can you talk more about the cost benefit of deciding to build a stream pipeline versus batch? He says it used to cost a lot more to manage streaming use cases, but with new technologies, how to cost compare,. How do you make the decisions about the benefits for the business versus the cost to implement stream processes?