> The question is if the calculation could be made even more efficient by reducing to 32 bits, or maybe even just 16 bits. This is somewhat moot considering th

> The question is if the calculation could be made even more efficient by reducing to 32 bits, or maybe even just 16 bits. This is somewhat moot considering that 64-bits is the native width of most modern computers and Unix time will exceed 32-bits in just 12 years.