Sometimes the best things happen by accident. At least that appears to be the case for Jake Browne in his new venture Retrograde. The founder has built what he’s calling an AI talent agency for online creators, with the idea coming to him not long after he left Wayflyer, the fintech firm that acquired his last start-up Peblo. Retrograde, founded last year, has just raised a $2 million (€1.8 million) pre-seed funding round, led by Elkstone, to further develop the product and enter the US market. It’s a development that has happened relatively quickly. “I was sitting in my office…