nl_tokens: Iterate over the age - prioritized list and start fs watches .
pl_tokens: function startWatches ( ) { list . forEach ( function ( dir , i ) { if ( i < maxFsWatches ) { try { <mask> . watch ( dir , function ( op , file ) { notify ( dir + '/' + file ) } ) } catch ( e ) { // fs.watch is known to be unstable. } } } ) }