Two years has passed when Apple launched MacBook Pro 2016, Apple came with new feature Macbook new touch pad large in size, operating system, keyboard, Display and New feature "The Touch Bar".
As 2016 Macbook pro is powerful laptop ever with great feature, it has no issue with OS and processing speed but do have some problem with it Build feature.
Most of time when we are working and typing something, some key face problem they are not responding or not working they get stuck, it's because of dust in air. When Macbook get heated the particle in air get stick to keyboard and keyboard get sticky from down side of key, you can hear the sound like they are sticky or you can feel it sticking.
Macbook pro get quit noisy when heavy work is going on like video editing or even playing some games. Fans are so loud that is seam like Jet is passing by.
Your Touch Bar gets too heated due to air passes from down side of TouchBar.
As 2016 Macbook pro is powerful laptop ever with great feature, it has no issue with OS and processing speed but do have some problem with it Build feature.
Some MacBook Pro (and MacBook) owners have experienced problems with the keyboard, trackpad, speakers, USB-C, and more.
Let's start with every First Problem that is Keyboard problem (Butterfly mechanism keyboard) :
Most of time when we are working and typing something, some key face problem they are not responding or not working they get stuck, it's because of dust in air. When Macbook get heated the particle in air get stick to keyboard and keyboard get sticky from down side of key, you can hear the sound like they are sticky or you can feel it sticking.
Cracking Sound :
When Macbook pro get heated it make a cracking noise like pop corn are popping because of heat. You can hear a large sound when it get heated. It's because of compact in size and material used for body.
Thunderbolt issue :
As Macbook gets older the USB-C port get unresponsive because they get loose. The connect are to tiny that cable looses and we get loose connectivity for battery to charge and even for device connectivity to do file transfer.
Noisy Fan :
Macbook pro get quit noisy when heavy work is going on like video editing or even playing some games. Fans are so loud that is seam like Jet is passing by. 
Your Touch Bar gets too heated due to air passes from down side of TouchBar.
