PLCs of the future
An etymological fallacy is an assumption that a word's current and historical meanings are the same. However, as language evolves, modern definitions do not necessarily resemble original ones. To take an example, "˜lord' is a compound of Old English "˜half' and "˜weard', meaning bread and keeper, respectively. This does not make it correct to use lord to refer to someone who bakes or keeps bread, regardless of its roots. "ŽIt is more sensible, therefore, to argue the definition of a word is instead the most recognisable option. Here Jonathan Wilkins, marketing director at obsolete industrial parts supplier, EU Automation discusses the evolution of the programmable logic controller (PLC), and predicts what the future might hold for this crucial piece of equipment.
