Time for the Orange Line to retire? It just had another track fire

Looks like the T will have to put another zero up on those [X] Days Since Last Orange Line Fire in JP" signs again: There was a track fire between Jackson Square and Stony Brook - well less than 24 hours after the last track fire on that stretch of the Orange Line. The fire is out, the firefighters are gone and service has resumed, but with residual delays of 10 to 15 minutes the T advises.