No, because its harder to estimate the arithmetic in my head with 5K than 10K and when I got the result it was so utterly extreme that I felt no need to go back and correct. If it was significant rather than a rounding error then I'd have gone back and rerun the numbers.
Also I forgot to mention I used small biz pbx as the most populous estimate because I assumed j.random.ATT cellphone user wouldn't test, one iphone should do about the same as the next
Also I forgot to mention I used small biz pbx as the most populous estimate because I assumed j.random.ATT cellphone user wouldn't test, one iphone should do about the same as the next