I don't believe they were actually rate limiting per account regardless. The "hacker" Set later in the day on Twitter that there was a misunderstanding that

I don't believe they were actually rate limiting per account regardless. The "hacker" Set later in the day on Twitter that there was a misunderstanding that the account creation script was related at all to the data scraping. Just that it was actually possible, but unnecessary because they didn't rate limit per account.