Complex sentence: Although the film did not win said competition, the short soon went viral, leading to Sandberg to be contacted by several agents, to the point where he had to develop a spreadsheet to keep track of them all.
Split into simpler sentences: Although the film did not win said competition the short soon went viral. Leading to Sandberg to be contacted by several agents, to the point where he had to develop a spreadsheet to keep track of them all.