By Chris Conaton
Every Spring there are a handful of quality shows on the brink of cancellation by the major networks. Here is this year's crop of worthy programs that may not live to see another Fall.
The Jinx: The Life and Deaths of Robert Durst
John Grant: Grey Tickles, Black Pressure
Various Artists: µ20
'Coin-Operated Americans' Tells of the Time When Arcades Took the Children of Displaced Workers
Various Artists: Trevor Jackson Presents Science Fiction Dancehall Classics
Patti Smith's Practice of Everyday Living Will Intrigue Readers of 'M Train'
U.S. Girls: Half Free
'Negative Space #2': Even When It's Sad, It Makes You Happy
"Dark Echo drops you into a pitch back maze and then renders your core tools of navigation into something quite life threatening.