

Because, and not to sound flippant, that’s just the easiest and most natural way to do it without a lot of extra paperwork.
See technically, a "president* is meant as a drop in replacement for a monarch. A republic doesn’t get rid if its king, they just replace one who was born into it with one they chose and one they pretend to have a bit more control over.
Canada’s equivalent to Trump isn’t Carney, technically it’s King Charles. And the U.S equivalent to Prime Minister would be who’ve leads the majority party in congress.
Could we go through the constitutional rigamarole to change that? Sure. But why bother when he’s content to stay out of things.
Essentially, a parliamentary democracy means that our “Trump” is a deadbeat dad who lives in another country.
I’ll happily keep that buffer in place versus whatever the fuck the U.S had gotten themselves into.
I feel like that’s sarcasm? But yes, I legitimately feel that our system, where the only person who has any “theoretical” power to make unilateral decisions without parliament is some old guy who is content to just stay out of it, is better.
Imagine an America where they could tell Trump. “Okay, you’re king. Here…we’ll even put you on our money. Now go live overseas and fuck off”