My limited experience with graphical programming is that of using LabView for a test set that a customer requested, rather than my usual programming language of choice. I am not a big fan of graphical programming although I know a lot of folks are - I do get concerned because I think that "you can focus on engineering/design concepts, instead of teaching a programming language" may be a good start for getting young people interested - but if you don't learn a programming language, you sacrifice the ability to have low level control when you need it.
Sensor deployment in automated factories should be done slowly and conservatively, otherwise engineers may face the loss of hundreds of thousands or even millions of dollars, an Internet of Things expert will tell attendees at the upcoming Design & Manufacturing Show in Minneapolis.
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