Can you explain more about global variable under strict mode?

What is the difference between a module and a library?

When debugging, why is the main module not reachable in the console?

Can you explain globalThis? / could you go over globalThis? Thank you

Is there any case that we want to use sloppy mode instead of strict mode

What’s the difference between loading as a script and as a module? 

Can we only import parts of variables from an additional module? Are we creating a separate dictionary and importing that dictionary to the main module? Thank you!

q1