Ha! Neat trick! I haven’t met that idea before – clever.

Lucas wrote:

I agree with comments above, but I recommend, in such situations, using
https://privacy.com/ (which has a free tier) to create disposable
temporary credit cards. Using that approach, I went ahead and tried
Reflect, but I found that, while very slick, it doesn't have enough
features yet. (No unlinked mentions, not obvious how to expand and
collapse...) Will keep an eye on it