[Haskell-cafe] why doesn't time allow diff of localtimes ?

[wagnerdm at seas.upenn.edu]

Two values of LocalTime may well be computed with respect to different  
timezones, which makes the operation you ask for dangerous. First  
convert to UTCTime (with localTimeToUTC), then compare.

Cheers,
~d

Quoting briand at aracnet.com:

> which is a variation of the question, why can't I compare localtimes ?
> or am I missing something in Time (yet again).
>
> Thanks,
> Brian