Loading a secure script is necessarily slower due to the cost of the TLS handshake."https://" is more bytes than "//"Admittedly weak reasons...

It's a W3C standard. You can find more info at these links:AnnouncementSpecification PDFCheat Sheet by Phil Pearce

There's probably a bunch of ways to do this. Here's one:With custom code:This assumes you have a "page_title" date element. If not you could just use:s.prop5 = document.title + ' | ' + event.target.type + ' | ' + event.target.name + ' | ' + event.target.id;This just sets the prop. You may also want to fire the beacon here depending on your use case.