But you also have to see that in the round you must link it, for example, to regeneration.

BBC: News Online

And supporters say the high speed link is a vital part of the regeneration of east London, with the leading executives of 82 of London's largest companies promising they would accept a one-off supplementary business rate to fund the rail link.

BBC: NEWS | UK | England | London | On track for Olympic bid?

The new rail link to the Channel Tunnel was as much about regeneration as speeding up journey times, a proviso made by the government in return for grants and financial backing.

BBC: St Pancras - the new link to the Channel Tunnel