By popular demand: 1.8.6 and 1.8.7 support, available now in Github master branch.
Metrics let you measure stuff that matters. It’s as simple as defining a metric:
metric "Cheers" do description "They love us, don't they?" end
Tracking it from your code:
track! :cheers
And watching the graph:

This is all in Github right now, but needs final tweaks and proper documentation before I can gem it. Appreciate any help with testing/improvements.
Apropos, have you seen Startup Metrics for Pirates?