On Monday, VMware's CEO Pat Gelsinger stood on stage with Microsoft's CEO Satya Nadella to announce a new partnership.
The two companies have been bitter rivals for most of their existence.
Behind the scenes, Gelsinger explained at a Q session that, despite the news, VMware still viewed Amazon as its main ally in the cloud wars.
On Monday, it was a when-pigs-fly moment as VMware CEO Pat Gelsinger stood on stage with Microsoft CEO Satya Nadella to announce a partnership between their two companies.
Microsoft and VMware have been bitter rivals for decades — but this partnership brings VMware's software to the Microsoft Azure cloud.
It's especially notable because VMware has a major partnership with Microsoft's main cloud rival, Amazon Web Services.