message: Use 8 threads for building by default
  Tup is smart enough to only spin up as many threads as you have logical cores, e.g. on quad core machines this only uses 4 threads.
diff: {
  "taskName": "build",
  "type": "shell",
  - "command": "make -j4",
  + "command": "make -j8",
  "group": {
  "kind": "build",
  "isDefault": true
  