Con Expo for construction professionals, auto shows for the automotively enthusiastic, consumer electronics show to show the latest and greatest gadgets.
Similarly, microbrews, which invest in being odd, trendy, and strongly flavored, can persevere by attracting aficionados not swayed by the marketing and lower prices of larger breweries.
I get why my fellow pizza diehards gather online not only to hone their technique, but also to share their creations (even when they might give any Italian nonna a heart attack).