According to Elon Musk, Twitter is still seeing negative cash flow, “due to a drop in advertising revenue” – and that might explain the platform’s new hard, desperate push to get more users to sign up for a Twitter Blue subscription.This new feature has changed the settings of every user with ‘open’ DMs, ensuring non-Twitter Blue subscribers can’t message them. Basically, your DMs are now one big Twitter Blue ad. We’re still negative cash flow, due to ~50% drop in