Brazil's rodeo boom is part of a broader explosion of interest in what is known here as "country style".
Early cracks in the edifice appeared in the 1990s, during the Mexican and Asian financial crises, but the bigger, broader explosion of 2007 revealed a badly overextended world economy, which led to bailouts.
Some eruptions cease after this stage, leaving broad maars or explosion craters typically 1-2 kinometres in diameter.
AlphaGo's success is emblematic of a broader trend: An explosion of data and advances in algorithms have made technology smarter than ever before.
The police headquarters for Salahuddin Province, with Tikrit as its capital, lies across a broad boulevard from the explosion, but survivors said the bomber made no attempt to get close enough for the police compound to have been his primary target.
Some of the most memorable, though, tackle broader themes, like the explosion of classical music study in China or the ways technology affects music, with an impressive but never showy blend of historical reportage and thoughtful analysis.
Both the Hawaii Occupational Safety and Health division and the University of California Center for Laboratory Safety (hired by UH) are also investigating the cause of the explosion and may produce broader answers.
Now, however, that explosion in investment is showing broad signs of slowing.
We could expect to see an explosion of creativity and a broader field of prospective trend setters, more free to draw inspiration faster from wider social and aesthetic trends and designs.
An awe-inspiring mix of power and beauty as big, booming explosions are coupled with a broad range of brilliant colors, streaking across the sky.
