Actually the more specialized you get, the harder it becomes. Think of all the mainframe guys who saw that technology disappear before they retired. Either they

Actually the more specialized you get, the harder it becomes. Think of all the mainframe guys who saw that technology disappear before they retired. Either they were independently learning a new skill by themselves so they could move from Senior Mainframe Developer to Junior Frontend Rockstar (with the appropriate pay cut), or they're now unskilled workers at McDonalds.