something About industrial 4.0

You may hear about industrial 4.0 every where
and you may already know 3D printing is part of the "4.0"
Incase you never hear about here is what from wikipedia 

just incase here is Wikipedia info.
Components of Industry 4.0 
“Industry 4.0” is an abstract and complex term consisting of many components when looking closely into our society and current digital trends. To understand how extensive these components are, here are some contributing digital technologies as examples:[24]

• Mobile devices
• Internet of Things (IoT) platforms
• Location detection technologies
• Advanced human-machine interfaces
• Authentication and fraud detection
• 3D printing
• Smart sensors
• Big data analytics and advanced algorithms
• Multilevel customer interaction and customer profiling
• Augmented reality/ wearables
• Fog, Edge and Cloud computing
• Data visualization and triggered "real-time" training

Mainly these technologies can be summarized into four major components, defining the term “Industry 4.0” or “smart factory”:[24]

• Cyber-physical systems
• IoT
• Cloud computing
• Cognitive computing

yeah there is alot of topic. Lets just talk about 3D printing
If you follow 4.0 news you must see this" 

3D PRINTING IS A BIG COMPONENT OF INDUSTRY 4.0

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