HTTP/2 push is tougher than I thought

"HTTP/2 push will solve that" is something I've heard a lot when it comes to page load performance problems, but I didn't know much about it, so I decided to dig in.

HTTP/2 push is more complicated and low-level than I initially thought, but what really caught me off-guard is how inconsistent it is between browsers – I'd assumed it was a done deal & totally ready for production.

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Events and disabled form fields

Turns out, mouse events don't fire when the pointer is over disabled form elements, except in Firefox. This is annoying when implementing things like drag & drop.

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