DDS:

• implements a single-responsibility-principle command line tool-set and APIs,

• treats users’ tasks as black boxes

• doesn’t depend on RMS (provides deployment via SSH, when no RMS is present),

• supports workers behind FireWalls (outgoing connection from WNs required),

• doesn’t require pre-installation on WNs,

• deploys private facilities on demand with isolated sandboxes,

• provides a key-value properties propagation service for tasks,

• provides a rules based execution of tasks.