Development is primarily about automation, so I expect more and more tooling support to aid in working with more complex applications that have grown to absurd

Development is primarily about automation, so I expect more and more tooling support to aid in working with more complex applications that have grown to absurd sizes (in terms of LoC). I expect, long after I'm dead, all languages will be tightly bound into IDEs, bringing us full circle (LISP, erlang, et al).