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There is a to-do item here to be smarter about converting oz vs. fl oz by looking at the keywords in a message.

Any more keyword you can think of?

Ah yeah, sorry about that. Hacktoberfest is driving an alarming number of people to the github issues page. I guess it's not the worst problem to have...

~~You can take a look at Pivotal Tracker for stories that haven't been tagged "hacktoberfest" if you want :)~~
Edit: Pivotal Tracker has been deprecated in favour of Github Issues

I'm not sure if always converting pounds to Newtons makes sense (since lbs as weight are used so much more often).

It does make sense to convert explicit mentions of "lbf" or "pound-force" into Newtons though, I'll add that to the to-do list! Thank you for your suggestion