Poor old people's email

You'll often hear that only old people use email. It's a notion driven by the whole IM/SMS constantly-connected youth thing.

Latest stats suggest that what Google's Eric Schmidt famously described as 'a poor man's email', twitter, is proving a huge hit with, how can we put this delicately, the less young person.

Of the 7m users up to Feb 09:

Age Group	Unique Audience	Composition %
2-17	250,000	3.6
18 - 24	**	**
25 - 34	1,379,000	19.6
35 - 49	2,935,000	41.7
55+	1,165,000	16.6
65+	477,000	6.8
source: Nielsen NetView, 2/09, U.S., Home and Work **These demographics have insufficient sample sizes

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