[@ 0.000ms] append: 1 2
[@ 0.000ms] append: walk the dog 1 2
[@ 0.000ms] append: 1 2 3 1 2
[@ 0.000ms] append: bang
[@ 0.000ms] append: walk the dog
[@ 0.000ms] append: 1 2 3
[@ 0.000ms] append: go dog go
[@ 0.000ms] append: walk the dog go dog go
[@ 0.000ms] append: 1 2 3 go dog go