In a 2020 survey of adoption of this license, open source developer and entrepreneur Adam Retter summarised this: Additional Use Grant (Optional) The BUSL by default prohibits production use of the software.
Each specific instance of the license is expected to define the user class which is prohibited; the default is to exclude production use.
Typically the exclusion applies to production use or to cloud vendors charging for hosted access to the software.
[7] The move of HashiCorp's Terraform software to the Business Source License sparked the creation of the OpenTofu fork.
OpenTofu describes the Business Source License as being "ambiguous" and "challenging for companies, vendors, and developers using Terraform to decide whether their actions could be interpreted as being outside the permitted scope of use".