I’d imagine this is almost entirely due to scale - Yang probably sends each email to <100k users while Warren/Bloomberg have 25MM+ list sizes. Typically an ema

I’d imagine this is almost entirely due to scale - Yang probably sends each email to <100k users while Warren/Bloomberg have 25MM+ list sizes. Typically an email sent to 25 million people is less important than one sent to 100k, and so should be sent to promotions.