I think its funny how its a Chromium-based browser, and the live demo involved automating Gmail and Google Sheets. Google literally runs the world; we're just playing on their playground.
It's not that weird. Both of those examples are probably some of the most common automations people will be using.
Gmail and Google Sheets has not cannibalized the existence of alternate email providers or spreadsheet programs, we can relax a bit on those fronts. AdSense, on the other hand...