I'm a very techy person and I interact with modals as little as possible, even if that means ignoring a chunk of my screen. I have a probably-unreasonable sense that it's only going to trigger a bunch of JS or something unsafe [1].

[1]: https://archive.is/TZ7oe was the best, but is kinda dead now. https://blog.malwarebytes.com/threat-analysis/2016/01/clickj...