It is the same as other easily spreading plants. In their native habitats there are checks like diseases and predators. When you move them out of those habitats they can thrive at a new level because of the lack of those things.

You’re adding extra layers by using an app, even the official one. You might want to try accessing through a browser. The app refused to connect for a while because of https settings.

You can cut cheese with a wire. Imagine having a thin piece of metal through a hole in your ear with weight on it. Your lobe is the cheese the ear ring is the cutter.