You don't learn SAS on your own, you learn SAS by working at a company, because SAS costs a fortune and has onerous usage restrictions. Companies use SAS becaus

You don't learn SAS on your own, you learn SAS by working at a company, because SAS costs a fortune and has onerous usage restrictions. Companies use SAS because they were using it in the 80's or 90's and they are still maintaining monstrous legacy systems. So to get someone who is willing and able to fill that job position, you need to be able to entice them to leave another company and will put up with a horrible working environment with little or no opportunity to improve actually marketable skills.