Im confused by your answer.
The paragraph you quoted was basically formatted as:
If it works the same as on android, <the way it functions on android>.
So you’re not meant to be familiar with how it works on android because the second part of the sentence explains what you need to know.
Every new picture you take on iPhone will be synced to proton drive. It does not have the concept of albums. It’s just one big photo reel.
Talk about a reverse UNO card.