The only 'issue' with Aberlour a'bunadh is the batch to batch variation which I'd guess is the quality of the casks.
If you have any recent issues of the Whisky Bible by Jim Murray you can see they can range from OK to great presuming you believe in the tasters palate and experience.
I tried a bottles a few years back and wasn't really impressed but its not like you have a lot of money involved. Just my $0.02!
Try it and let us know your thoughts.