An old, old story, and fresh as the day’s news: “I knew a precious thing had cracked, and could not be put right”: Sounding Brass.
Also, in light of the recent outpouring of NSA revelations, a reprise of a Cassandraish prevision penned some time ago:
We know your number/We read your mail/From outer space/We can follow your trail/But don’t you worry/Don’t you fret/Our social networks/Ain’t hurt nobody yet….