Sure, though technology or ideas from products that aren't successful is often incorporated in future projects. Honestly there's a really good blog post/articl

Sure, though technology or ideas from products that aren't successful is often incorporated in future projects. Honestly there's a really good blog post/article waiting to be written grouping and classifying shuttered google projects into groups based on purposes, because for a lot of them, they aren't created to be successes or make money, but for other business reasons, legal precedents, creating competition or disrupting a particular business segment, etc.