Here's the actual graph/data in question. The article is a dense academic snooooooozefest:

https://www.socsc.hku.hk/rhps/global-migration/

Ffs, trying to click on a country and the globe keeps rotating, hahah. When i click on nations, it doesn't tell me the numbers either, there's just these blobby lines :/

Not very usable.

Options -> change projection helps a little bit.