On 1/21/2012 12:08 PM, Yossef Mendelssohn wrote: > Since this time I'm waiting for someone and rather bored, I thought I'd see > how this goes. What's the real benefit of using floats? Why doesn't Ruby > actually use BigDecimal for things like this? Native floating point operations are usually hardware accelerated by the underlying machine's FPU whereas libraries like BigDecimal emulate floating point operations by software.