Britain's first mobile phone call was made across the Vodafone network on 1 January 1985 by comedian Ernie Wise. Phones cost about £2000 and had a battery life of about 20 minutes. 
It took Vodafone almost 9 years to get 1 Million customers. Today it has 14 Million customers & 90% of the population has a mobile phone.
http://news.bbc.co.uk/1/hi/technology/4138449.stm

It took Vodafone almost 9 years to get 1 Million customers. Today it has 14 Million customers & 90% of the population has a mobile phone.
http://news.bbc.co.uk/1/hi/technology/4138449.stm
With an extendable antenna...