If you want to easly monitor a money conversion rate, here is the script I wrote long long time ago (default is EURO x REAL)
./ moneyconversioncheck –minwarn 3 –maxwarn 4.0 –mincrit 2.8 –maxcrit 4.5 -v
Verbose Mode ON
EURO is 3.6189 validating
MONEYX OK: Value of EURO is – 3.6189