My browser put up a dialog asking for permission to control midi devices before the site showed anything. It's a good idea to show content before your page doe

My browser put up a dialog asking for permission to control midi devices before the site showed anything. It's a good idea to show content before your page does anything that asks for scary permissions. (And, honestly, without knowing what the site does, its pretty scary to click on a link on hacker news and have a site ask for elevated permissions before it shows anything.)