Yes, this is what keeps blowing me away. There are ever more pieces to be discovered and listened to and he had to make all that stuff, write it down, be a dad to a whole bunch of children, spend time 'fundraising' and playing nice with royalty and clergy for access to instruments and at the end of all that he did it without any kind of digital assistance.
Oh, and he died at 65, old for the time he lived in but still, that's pretty young by today's standards for a life full of accomplishment.