This is nothing personal CJ, and I hate to single you out, but since I see this here I'll use your post as an example.
I know of two different cases of extra digits, so I would say it is fairly common, based on my observations
For
everyone out there:
YOUR PERSONAL EXPERIENCES AND OBSERVATIONS DO NOT CONSTITUTE VALID DATA SETS FROM WHICH ANYONE MAY DERIVE MEANINGFUL STATISTICS.
Testimonials and "I have this friend/relative/partner/client who" anecdotes are not legitimate data.
Thanks. And keep smiling.