Aziz says some banks with a better understanding of Brownian motion and the vulnerabilities of the software planned correctly, and they are doing well now.
The timeline for departure is less important than a commitment that shores up national security credentials that 10 months Brownian motion had called into question.
Investors putting in buy and sell calls should then act a bit like particles in a glass of milk, which remain suspended because they are constantly bustling into one another in a process known as Brownian motion.
But the other paras tell us that there is Petroleum Revenue Tax, some horrible Brownian complexity over the taxation of the extraction companies, fuel duty and excise taxes on petrol and derv plus VAT, and then the Climate Change Levy.