I found teaching something a concept at a time a bit ineffective at least to me.
It's like learning to play a piece of music on an instrument.
You're given an exercise with many concepts at once! Then you're listened how it's played at a whole, then you start to learn piece by piece to play such exercise.
45 blocked items here: Google Analytics, Google Tag Manager, Hotjar, Sentry.io, Datadog, themoneytizer.com (and the discovery of the day) unblockia.com
Bulk of those blocked requests are to Launch Darkly, Datadog and Stripe.
I'd expect commenters on tech-oriented site to understand how uBlock Origin works... or at the very least how to check the browser console instead of fearmongering.