Cristine Rotenberg is a remarkable woman. After moving on from a career as a child actress, she built an enormous online audience for her nail-art YouTube channel, Simply Nailological, becoming one of the most popular YouTube channels in Canada. In 2022, she gave it up to focus on her nail polish brand, Holo Taco, which has sold more than 1 million bottles. If that wasn’t enough, she also runs multiple other channels AND works full-time for the C...