fargate is not firecracker
From the Firecracker README:
https://github.com/firecracker-microvm/firecracker
"Firecracker was developed at Amazon Web Services to accelerate the speed and efficiency of services like AWS Lambda and AWS Fargate."
can confirm that this is true for the fargate product used by consumers.
as someone who worked on it
From the Firecracker README:
https://github.com/firecracker-microvm/firecracker
"Firecracker was developed at Amazon Web Services to accelerate the speed and efficiency of services like AWS Lambda and AWS Fargate."