"We cannot be unaware of the fact that - particularly with the internet - there's this huge echo chamber out there, " he said.
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Figures from consulting firm Nielsen show how the baby boom echo is playing out.
Detailed in a message sent to testers this evening, there's also an update rolling out in the next 24 hours that upgrades video output to 1080p and exposes settings for the Echo like optical audio out, bitstreaming over HDMI or optical and diagnostics.
And we've got to, I think, get out of the echo chamber.
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And unless we can prove that America can be one out of all these many cultures, to echo what Governor Rossello said, we're not going to have the America we want.
Then, after they acknowledged they had a verdict and filed out, Simpson let out a sigh that was loud enought to almost echo in the courtroom, as if he were deflating.
The childlike timidity and stripped-down honesty of the vocals on stand-out tracks "Shaky Science" and "CFHC" echo Sufjan Stevens and Kimya Dawson.
The indigenous community has used the Internet to get its message out to the international community, Siren said, in an echo of protest movements elsewhere.
"China's wealth is spreading beyond the entertainment industry's traditionally big markets in eastern cities like Beijing and Shanghai, and moving further out into second- and third-tier cities, " says Echo Yang, who compiled the list for Forbes China.
But with thousands of teenage fans letting out ear-splitting screams for their idols on the red carpet and inside the Echo Arena, Mobo artists now dominate the pop music world.
And the technique is fascinating: black-and-white cinematography (on color stock with the color bleached out), soft images via lenses that now qualify as antiques, performances that echo the old film-noir acting style.
At the end of this year, the European Space Agency will start to roll out the multi-billion-euro Sentinel fleet of satellites, which aim to echo the Landsat philosophy but with many more types of sensor.
But no matter what they pull out of the river, and how often they catch something worth talking about, they all echo some version of the fisherman's lament.
Balls bounce off the hanging catwalks, others are lost in the ceiling, the power goes out due to electrical issues, and a cacophony of cowbells and foghorns and screaming Rays fans echo around the dome.
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