Runpod, an AI app hosting platform that launched four years ago, has hit a $120 million annual revenue run rate, founders Zhen Lu and Pardeep Singh tell TechCrunch. Their startup journey is a wild example of how if you build it well and the timing is lucky, they will definitely come. The story includes bootstrapping their way to over $1 million in revenue; landing a $20 million seed round after VC Radhika Malik, a partner at Dell Technologies Capital, saw some Reddit posts; and gaining another k...