Teams Cloud Storage Provider open to new storage partners yet, Microsoft?

Hi Microsoft, 

Your posts here 

https://techcommunity.microsoft.com/t5/teams-developer/what-is-he-process-to-add-a-new-cloud-storage-provider-to-ms/m-p/1364502 

and here

https://techcommunity.microsoft.com/t5/microsoft-teams/we-are-a-storage-provider-how-do-we-get-added-to-the-quot-add/m-p/1707935#M73130

indicate that new integrations within Teams to become a cloud storage partner are not possible, but this was over a year ago. Have you opened up integration options for this yet? My organization is interested in being a storage partner (we already have an integration through the CSPP).