Elon Musk wrote an email to Twitter employees about their new work day that will be "40-hours-a-week" from office.

The Twitter CEO warned his employees that "difficult times" lie ahead and that, effective immediately, remote working would no longer be permitted unless personally approved ny himself.

He wrote. “We need roughly half of our revenue to be subscription.”

Since taking control of the company two weeks ago, Musk has laid off 50 percent of the staff.

He also announced the controversial shake-up of the Twitter blue-tick policy,.

Now, Those who get the blue check mark will be paying $8.