Earlier quoted context omitted.
You should read the article, because it seems you're the one with the misconception. how it works -> "if a bank has $1 million in deposits (of actual cash that people gave to the bank to put in their checking accounts) the bank can make $10 million in loans" not how it works -> "if a bank has $1 million in deposits it can make only $900k in loans"
What the article says is that to lend out more than $900k it has to increase it reserves (maybe borrowing from other banks). Not that it can lend out $10m with just $1m in deposits. “By attracting new deposits, the bank can increase its lending without running down its reserves, as shown in the third row of Figure 2. Alternatively, a bank can borrow from other banks or attract other forms of liabilities, at least tem…
This is entirely the point. The money created goes back to the bank as deposits and new money is created on top of this.
i.e. 0.9^0+0.9^1+0.9^2+0.9^3+... = 10