No, I'm talking much smaller. Unless all your job is to glue services other people write, the number of things you really need to know to understand a full, non

No, I'm talking much smaller. Unless all your job is to glue services other people write, the number of things you really need to know to understand a full, non-trivial system are too much for any one person. The only reason any of this works is because we can compartmentalize and choose to ignore whole chunks.