pig, unknown unit

[forgotten_aria]

I found this 3am funny. I found that I hadn't units and was just being random.

cat@nephthys:~$ units
2411 units, 71 prefixes, 33 nonlinear units
You have: 12 monkeys
You want: fun
conformability error
12094.2 US$
0.000375 kg
You have: 1 gram
You want: fun
* 2.6666667
/ 0.375
You have: 12 monkeys
You want: 1 dollar
* 12094.2
/ 8.2684262e-05
You have: 1 monkey
You want: 1 dollar
* 1007.85
/ 0.00099221114
You have: 1 pig
Unknown unit 'pig'