The importance of this knowledge to the generation of a new entry is best illustrated by returning to the example of the invention of the mountain bike. These guys were bike enthusiasts and therefore were aware of the problems that they personally encountered, as well as the problems their friends encountered, in using bikes that relied on the current technology. It could be that these individuals were using their bikes in a way that was not anticipated by the bike manufacturers, such as taking them off-road and exploring rough terrain.