Explore the critical decisions and consequences of software development at Jurassic Park in this thought-provoking conference talk. Delve into case studies examining the successes and failures of building versus buying software systems for a groundbreaking enterprise. Learn valuable lessons about opportunity costs, open-source sustainability, and vendor lock-in risks. Gain insights on making informed choices between developing custom solutions, purchasing off-the-shelf products, and considering alternatives. Equip yourself with strategies to avoid common pitfalls in software system selection and implementation, drawing from the experiences of Jurassic Park's ill-fated venture.