What happens when a company abandons its core philosophy? MakerBot went from embracing open source to incorporating proprietary technology, alienating makers and shedding co-founders as a result. Here's what happened.Learn more about advertising on the HowStuffWorks podcasts at www.howstuffworks.com/advertisers.htmAnd to learn about your ad choices when listening to podcasts, visit https://www.howstuffworks.com/privacy.htm#ad-choices