Arrg...

Jump onto windows. Go into the irb.

irb(main):001:0> puts 0.00001
1.0e-005

Now, get on a mac. Go into the irb.

irb(main):001:0> puts 0.00001
1.0e-05

Three digit versus two digit defaults for exponents. I hate sounding like a hobgoblin, but I really want the same results on different platforms without jumping through extra hoops.

Arrg.