When I told my colleague Matt Gaunt I was thinking of writing a piece on microtask queueing and execution within the browser’s event loop, he said “I’ll be honest with you Jake, I’m not going to read that”. Well, I’ve written it anyway, so we’re all going to sit here and enjoy it, ok?…

Source: https://jakearchibald.com/2015/tasks-microtasks-queues-and-schedules