congratulations to the scotland yard. lets hope they can prevent more and more of such attacks
if what they say is true i.e. terrorists came up with a liquid form of explosives , it shows once again that the anti-terrorism approach has its limits. it seems that the terrorists despite the fact that they live in the middle ages are catching up with high-tech.
one has to deal with the causes and not with the effects if one wants to solve hte problem.
dealing with poverty is step number one.
getting rid of our arrogance would be step number 2.