Another, more pervasive problem in the wireless headphone market is making sure the microphone blocks background noise outdoors. (heavy.com)
The report also suggests that, while many adults are focused on the youth «hook - up culture,» they commonly ignore or fail to address these two more pervasive problems. (sciencedaily.com)
But one of the most pervasive problems affecting public schools is rarely discussed as an education issue at all. (jensenlearning.com)