Amazon and Target. The utensil types are very common.
Here's the pan. Actually a good choice if you're going to cook on stream.
As for it being a "Vietnamese" dish, there's a long discussion about what happens to traditional dishes when they reach the States, but they generally don't look anything like they would in the home country. It's mostly because of access to just a lot more ingredients, but the recipe will go through iterations as it becomes more common.
I'm now lamenting, again, the loss of our two really good Chinese places around my location. One was French trained and the other Italian. The wild stuff they'd come up with to do with mushrooms was amazing.
Making a recipe work isn't that hard. There's skill, but you also need to know what you're trying to do. Racial heritage does not imbue cooking knowledge.
For the non-Americans, this probably doesn't make the most sense, but the reality of the American Integration approach is "welcome, your grandkids will be White".
It's Twitter. The propaganda machine is always paying for certain bot activity and sometimes it just crops up. He could also be botting himself to make himself seem better.