Your web developer knows nothing of how to write ABAP, your SAP developer has no clue how to do embedded programming for a microcontroller, your real-time embed

Your web developer knows nothing of how to write ABAP, your SAP developer has no clue how to do embedded programming for a microcontroller, your real-time embedded programmer knows nothing of databases, your database admin thinks React is something to do with nuclear power plants. 40 years ago: your physicist knows nothing of how to write RPG, your mainframe developer has no clue how to do embedded programming for a microcontroller, your real-time embedded programmer knows nothing of databases, your database admin wouldn't touch FORTRAN with a ten-foot pole. ... Which is to say, I don't really buy it. Or rather, I don't think that specialization is a recent phenomenon. It is true that the personal computing market consisted of comparatively simpler machines, which allowed for greater breadth of understanding.