I feel you might be a little bit too optimistic. Did almost much simpler thing when I was at university. It was much more involved than it looked like. There are so many gotchas you would never anticipate until you get started. The most common scenario would be the diagram looks alright, but when you put all part together, it just does not work.
But yeah gogle results can be disappointing. Ads, spams that lead to malware, adware, scams.
Its nature of capitalism.
Group of peoples distress other peoples for profit. Ugly world isnt?
Even on their android phones
They allow scam ads like binary option, senseless money multiplier apps for god sake.
Thats how they make big dirty money.
I dont know if peoples in US can see the scam google ads too. Since I live in asia