Earlier quoted context omitted.
No, 1-1 backing prevents this. Let’s imagine that I have 1000 cans of beer in my warehouse and I give out 1000 tickets to exchange for a beer. Let’s further imagine you have infinity dollars to “break the peg”. So you buy tickets, trade tickets, give them away for free after re-buying them… doesn’t matter. As many times as you want. Everyone who has a ticket at the end can still visit my warehouse to claim a beer — n…
you can't make a profit like that. banks (and tether) make profit by miniting news tickets out of thin air, lending the newly minted tickets at a certain rate, once the credit is reimbursed they usually destroy the minted tickets and keep the profit.
Typically, people who want a 1-1 backed coin are uncomfortable with that model… so you instead take profit on the issuance: you charge $1.05 to issue $1 in tokens (while keeping $1 in the vault) — a process called seigniorage.