Alexander Ljung, the co-founder of innovative audio-sharing platform SoundCloud, took part in TheGrill on Tuesday and explained the multitude of uses for his service. Distinguishing SoundCloud from music-centric web offerings, Ljung rattled off just a few of the ways that people can sound off with his brainchild. Related Articles:? Arianna Huffington at TheGrill: Growth Not Waylaid by AOL Troubles (Video) Content Execs at TheGrill Warn: ...