What's the best source to be up and running with Emacs?

I know this a very common question. And even though I installed spacemacs and used it for over 3 weeks, I switched back to VSCode, when the learning curve started becoming more (I was like, why learn something you don't really need right now).

Why do so many programmers prefer vi or Emacs to using an IDE?

Does it make sense to learn Emacs today?

On Emacs , do you like evil mode?

On emacs you can have vim keybindings and workflow using evil mode. Do you like it?

As an Emacs user, how do you handle working with multiple projects at the same time?

Hi, I'm a emacs newbie, and one of the things that been giving me a lot of frustration, is how to handle working multiple projects in the same window? Before I was using PHPStorm for coding in several different languages and projects at the same time...

Which terminal editor do you use and why?

I use nano because of its simplicity. I find vim confusing and hard to use. What do you guys use?