------art_39848_30060754.1223732931667
Content-Type: text/plain; charset=ISO-8859-1
Content-Transfer-Encoding: 7bit
Content-Disposition: inline

I get the same results as Piero on 1.8.6 p114, the most recent built-in
version on Mac OS X 10.5.5 (unless an update was included in the recent
security update that I haven't yet applied).

>> a   {"aa"bb"},{"aa"bb"}]
[{"aa"bb"}, {"aa"bb"}]
>> a.uniq
[{"aa"bb"}, {"aa"bb"}]
>> exit
slapshot:~ cdemyanovich$ ruby -v
ruby 1.8.6 (2008-03-03 patchlevel 114) [universal-darwin9.0]

Craig

------art_39848_30060754.1223732931667--