HOw Segwit, Soft forks and sidechains works ??? What are the Pros and Cons ...

What is 'Segregated Witness' and what's its purpose?
How do soft forks work and what do they make possible?
What is a sidechain? Do you know what is sidechain

If you trader investor of crypto i recommend you to check this video because you will have a better understanding how these block versions works.
This computer programmer genius explaining in details how segwit, soft forks sidechains works.. great info

Check this video great information