My ex moved on so fast. How can I overcome the pain?

Instead, focus on taking care of, solving and healing what you are experiencing right now.

This is why comparing yourself to them in terms of the healing process isn't going to help you in any way, shape or form.

On their side, there has been a process of emotionally and mentally checking out while you were still together and while you were under the impression that everything is cool.

Why do I get bored with porn so quickly? I can watch maybe half a video (5 mins max) and then get bored and do something else. I don't watch porn often, just a teenager. 17.

And during this process, they either started seeing someone new who they planned to secure as their rebound option or were busy creating their post-breakup plan.

This is why you can't expect them to feel anything close to what you're feeling right now, because you and them are on a completely different stage in the healing process.

You both are on polar opposites of the scale.

I am interested in gang stalking tactics. How do covert agents use street theater and false narratives to torment targeted individuals?

Simply put, because they have been prepared and you weren't.

This happened long or shortly before they physically left.

So, don't try to compete with them.

Why do philosophy of physics when you can do physics itself? - Aeon

What they do doesn't matter and it's completely irrelevant to your healing process, though it’s valid to hate and judge them harshly for leaving the way they did.

I.e. you thought that you had the perfect deal whereas they had already made up their mind and just weren't as emotionally invested in it as you were.